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Monday, 17 December 2012

Difficult optimisation for 3G vs 4G vs WiFi

Posted on 05:47 by Unknown
For the last few days I've been playing with an iPhone5 on EE's new LTE network in London. Rapidly launched after the regulator Ofcom controversially allowed EE (EverythingEverywhere) to refarm its 1800MHz 2G spectrum, it has allowed EE to steal a march on its UK rivals in launching a 4G service. 

(As backdrop - the UK auction of 2.6GHz spectrum has been plagued with delays for the past 5 years. I worked on a couple projects for UK government bodies looking at options for the band around 2007-8, and since then we've been stuck in an endless cycle of lawsuits, consultations and slow government action. EE short-circuited the endless loops by preempting the auction with refarmed 1800MHz. This has led to a rapid settling of differences by everyone else, and now a combined is 2600+800 sale is coming up soon).

My initial thoughts on UK LTE are pretty positive - using Speedtest, I've been getting 20-25Mbit/s down (up to 33Mbit/s at one point), and 13-20Mbit/s up, along with 40-50ms ping times. I've most noticed hugely faster email downloads, instant initial web connections and blazing-fast maps (obviously using the new Google Maps app, rather than the dreadful Apple version included on the iPhone).

However, I've also noticed pretty poor indoor penetration - weirdly, often getting a UMTS2100 connection, dropping back 3G, rather than the LTE1800. I assume that means that EE hasn't put LTE cells alongside all of its 3G cells in central London, as otherwise I would have expected the lower-frequency band to give better coverage, not worse.

That would also explain why part of EE's press announcement about build-out last week referred to densification of its network in existing covered markets.

In my view, that's absolutely essential. At the moment, the user experience is of blazing fast outdoor speeds, and much more variable indoor ones - often bumped down to 3G - which is just where people are much more likely to use video, m-commerce and so on. Outdoors, people mostly use maps, email, social network stuff and messaging. Maybe some content downloads or streaming on public transport. Clearly, having fast speeds where you don't really need them, and slow speeds when you do, is sub-optimal.

That has another implication - people indoors will still prefer WiFi if this situation is maintained. If I had a decently large monthly quote, and a good chance of having indoor LTE, I'd probably start switching back my usage from WiFi to cellular, unless I was doing something very data-intensive (in volume terms) indeed. At present, on an unloaded network, LTE gives better average performance than WiFi, which in turn gives better average than 3G. Obviously it depends a lot on venue - some WiFi networks are congested and almost useless, but overall I'd say 4G>WiFi>3G, which also reflects backhaul.

That's a problem for operators, who have to contend with user behaviour of choosing when/where to  use WiFi (no, it won't be "seamless" access to carrier WiFi, in 90% of cases). Without a suitably dense network or sub-1GHz bands, they risk failing to capitalise on LTE's speeds to change back user perception, of relatively desirability of cellular vs. private WiFi.

This also leads to a secondary problem: if MNOs are going to want to use WiFi for offload, or even as an extra value-added service, they're probably going to have to install fibre connections for fixed broadband to support it, as otherwise it's likely to offer worse performance than LTE. That's feasible (but expensive) for own-build networks, but likely to be near-impossible for roaming partners or venues that just operate their own broadband.

This suggests to me that connection management is going to become ever more complicated. Not only is there a WiFi/cellular problem to optimise, but it's also going to be dependent on local availability of 3G vs. 4G (which is driven by frequency & cell grid density) and possibly on small vs. macro cell availablity. And in additional factors such as application preferences and whether the user is actually mobile (ie moving about) and there is going to be an almost unsolvable level of complexity.

Imagine trying to optimise connection between:

- 3G small-cell coverage on 2100MHz
- LTE macro coverage on 1800MHz
- 3G macro coverage at 900MHz
- MNO WiFi from the small cell outside the building, with fast microwave backhaul
- 3rd-party WiFi + MNO roaming, but with a 10Mbit/s ADSL backhaul
- Another 3rd-party WiFi provided by the venue, with no MNO roaming or auto-authentication, but with fibre backhaul

Oh, and the user is trying to play gaming (for which latency is the #1 concern) and also downloading email attachments in the background (cost/speed as #1).

Then, just for the fun of it, imagine that you also have the option to run cellular+WiFi concurrently and either bond the two connections together, or split them entirely via the handset OS.

Sounds like a combinatorially-hard problem, not solved easily in the network, the OS or a single app. Should be a lot of opportunities for software and infrastructure vendors - but also some serious pitfalls such as the ill-fated ANDSF technology, which tries to make everything operator-driven. It does point to the huge value of sub-1GHz spectrum, though - which should make the UK Treasury happy about the 800MHz auction.
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Monday, 10 December 2012

WCIT, Neutrality, OTT-Telco & "sustainable" Internet business models

Posted on 09:25 by Unknown
I have a general dislike of the word "sustainability". To me, it invokes the image of grey, uninspiring perpetuity, devoid of imagination or change. It is the last resort of the conservative, controlling and unambitious.

In its negative variant, "unsustainable", it is often a cloak for unpalatable ideas, typically used when trying to justify limits on freedom for reasons of ideology or partisan commercialism.

Frequently, advocates of "sustainability" overlook or deliberately ignore the pace of technical innovation, and the ingenuity of humans to overcome or work around problems. It is often misanthropic and miserablist, often with arguments riddled with logical fallacies - especially straw-men.

I'm not going to discuss environmental or socioeconomic themes on this blog, as the rhetoric on "sustainability" is currently often applied to the technology industry as well, and particularly the Internet itself.

Whenever you hear someone in the telecoms industry talk about a "sustainable business model", it should ring alarm bells. It means that they have gripes with the status quo - either because of ideological preconceptions, or because they feel they deserve long-term excessive rents without innovation and hard work.

Typically, "sustainability" arguments are more about the ends - changing the industry for its own sake - rather than the means: fixing a specific and immediate problem.


Dubai - hardly a beacon of sustainability

[Note: this post is being written while the WCIT12 conference is mid-way through]

I've already called out the ridiculous ETNO proposals for the current ITU WCIT conference in Dubai, and the earlier "telcowash" nonsense published by ATKearney about a so-called sustainable model for the Internet.

The ITU itself is trying to justify its intrusive stance on DPI and traffic management by citing the usual spurious themes about "data deluge", when it is already apparent that sensible pricing is a very easy & effective way to limit traffic and change user behaviour, if needed. Some of 3GPP's work on the PCC architecture is similarly self-serving.

Various ITU proposals use the QoS/sender-pays argument to suggest (falsely) that this is the way to fund Internet build-out in developing countries. More likely, a contractual form of peering/interconnection for the Internet would stifle or kill its development in those markets, and with it kill the promising young software and app ecosystems that are springing up. As OECD points out, the interconnection of the Internet works so well because there are no contracts, let alone complex settlement fees and systems for QoS and "cascading payments", like the legacy & broken international telecoms model.

It is perhaps unsurprising that the telecoms industry and its vendors keep flogging the dead horse of application-specific charging for the public Internet. As regular readers know, I am an advocate of separating the (neutral-as-possible) Internet from other broadband services which telcos should be free to manage any way they see fit (competition laws & consumer protection notwithstanding).

Let's face it - ITU and Dubai is nothing to do with "sustainability" of the Internet, it's about rent-seeking telcos (and maybe Governments) wanting to find a way to get money out of Google and/or wealthier countries, in ways that don't involve innovation and hard work. And for certain countries, if the next Twitter or other "democratising" tool doesn't get invented because the Internet ecoystem breaks down - well, so much the better.

(It's also amusingly hypocritical to talk about "sustainability" from a vantage point in Dubai, given that the UAE has one of the highest levels of per-capita energy consumption on the planet).


The sustainability disease is infectious

However, other more respected - and thoughtful - people also have thoughts along similar lines regarding so-called network "sustainability". My colleague Martin Geddes and I have near-total disagreement on whether Internet Neutrality is either desirable or possible. He is working with a bunch of maths wizards from a company called PNSol to define a new theory of how networks can (and should) work, and how they could be managed for optimal efficiency.

Core to his thesis is that networks should be "polyservice" - basically code for managing different flows with different "quality" requirements, according to which are the most latency-sensitive. Although the understanding of IP's limitations and the optimisation algorithms are different (and probably much better), this is not that far conceptually from the differentiated-QoS network pitch we've all heard 100 times before. The story is that we can't carry on scaling and over-provisioning networks the way we have in the past, because the costs will go up exponentially. (More on that, below).

His observations that current networks can clog up because of weird resonance effects, irrespective of the theoretical "bandwidth" are quite compelling. However, I'm not convinced that the best way to fix the problem - or mitigate the effects - is to completely reengineer how we build, manage and sell all networks, especially the Public Internet portion of broadband.

I'm also not convinced by the view that current Internet economics are "unsustainable". There are enough networks around the world happily running at capacities much higher than some of those he cites as being problematic, which suggests maybe company-specific issues are greater than systemic ones.

While it's quite possible that he's right about some underlying issues (certainly, problems like buffer-bloat are widely accepted), his view risks the same "moral hazard" that the ITU's sender-pays proposals do: it might have the unintended consequence of breaking the current "generativity" and innovation from the Internet ecosystem.

I think that putting systematised network "efficiency" on a pedestal in search of sustainability is extremely dangerous. It's a mathematician's dream, but it could be a nightmare in practical terms, that could have a potential "welfare" cost to humanity of trillions of dollars. The way the current Internet works is not broken (otherwise hundreds of millions of people wouldn't keep signing up, or paying mone for it), so it's important not to fix it unnecessarily.

Now one area that Martin & I agree is on observation and root-cause analysis of problems. By all means watch Internet performance trends more carefully, with more variables. And we should be prepared to "fix it" in future, if we see signs of impending catastrophe. But those fixes should be "de minimis" and, critically, they should - if at all possible - allow the current hugely-beneficial market structure to endure with minimal changes. Trying to impose a new and unproven non-neutral layer on today's Internet access services is a premature and dangerous suggestion.

[Enviromental analogy: I believe that current theories of anthropogenic climate change are, mostly correct, although better modelling and scrutiny, and continued confrontational science is needed. However, unlike some lobbying groups who see this an opportunity to change the world's social and political systems, I'd prefer to see solutions that work within today's frameworks. We need to decouple pragmatically fixing the problem - clean energy etc - from a more contentious debate about consumerism, globalisation, capitalism and so on. We shouldn't allow extremists - environmental or telco - to exploit a technology problem by foisting an unwanted ideology upon us].

It may be the case, however, that the way we do broadband is more broken, either in fixed or mobile arenas. (Note: broadband is more than just Internet access, although we often use the terms synonymously. However, 90% of the value perceived by residential end-users from broadband today comes from using it for the open, "real" Internet).

By all means use some sort of polyservice approach like that PNSol advocates, or another telco vendor's or standards body's preferred QoS mechanism, for overall broadband management. Indeed, this is already done to prioritise an operator's own VoIP and IPTV on domestic ADSL/FTTH connections, and also many corporate networks have had various forms of QoS for years.

The key thing is to keep the Internet as segregated from all of that experimentation as possible. Even on shared access media like cables or 3G/4G, there should be strict controls that the Internet "partition" remains neutral. (Yes, this is difficult to define and do, it's a worthy goal - perhaps the worthiest). If necessary, we may even need to run Internet access over totally-separate infrastructure - and it would be worth it. If it clogs up and fails over time, then users will naturally migrate to the more-managed alternatives.

I don't buy the argument that we should reinvent the Internet because some applications work badly on congested networks (eg VoIP and streamed video). My view is that

  1. Users understand and accept variable quality as the price of the huge choice afforded them by the open Internet. 2.5 billion paying customers can't be wrong.
  2. Most of the time, on decent network connections, stuff works acceptably well
  3. There's a lot that can be done with clever technology such as adaptivity, intelligent post-processing to "guess" about dropped packets, multi-routing and so forth, to mitigate the quality losses
  4. As humans, we're pretty good at making choices. If VoIP doesn't work temporarily, we can decide to do the call later or send an email instead. Better applications have various forms of fallback mode, either deliberately or accidentally.
  5. Increasingly, we all have multiple access path to the Internet - cellular, various WiFi accesses and so forth. Where we can't get online with enough quality, it's often coverage that's the problem, not capacity anyway.
  6. Anything super-critical can go over separate managed networks rather than the Public Internet, as already happens today

It may be necessary to have multiple physical network connections, as otherwise we need to multiplex both unmanaged Internet and managed polyservice on the access network. But that multi-connection existence is already happening (eg fixed+mobile+WiFi) and is worthwhile price to pay to avoid risking the generativity of the current mono-service Internet.

By all means introduce new "polyservice" connectivity options. But they need to be segregated from the Public Internet as much as possible - and they should be prohibited by law from using the term "Internet" as a product description.

There is also a spurious argument that current Internet architectures are not "neutral" because things like P2P are throttled by some ISPs, some content filtered-out for legal reasons, and because of mid-mile accelerators / short-cuts like CDN. That is a straw-man, equivalent to saying that Internet experience varies depending on device or server or browser performance. 


Sustainable Internet growth?

But let's go back to the original premise, about sustainability. Much of both ITU's and Martin's/vendors' arguments pivot on whether current practices are "sustainable" and support sufficient scope for service-provider profitability, despite usage growth.

A lot of the talk of supposed non-sustainability of current network expansion is, in my view, self-serving. It suits people in the industry well to complain about margin pressures, capex cycles and so forth, as it allows them to pursue their arguments for relaxing competition law, getting more spectrum, or taxing the way the Internet works. We already see this in some of the more politically-motivated and overcooked forecasts of mobile traffic growth. Few build in an analysis of either behavioural change and elasticity as a result of pricing, or the inevitable falling costs of future technological enhancements. (Although some are better than others).

But I have seen almost no analysis of where the supposed cost bottlenecks are. If there is a "cost explosion" decoupled from revenues, where is the "smoking fuse" that ignite it? Are we missing a step on the price/performance curves for edge routers or core switches? Are we reaching an asymptote in the amount of data we can stuff into fibres before we run out of visible wavelengths of light? Are we hitting quantum effects somewhere? Overheating?

Before we start reinventing the industry, we should first try and work out what is needed to continue with the status quo - why can't we continue to just over-provision networks, if that's worked for the last 20 years?

Now to be fair, OECD identifies a gap in R&D in optoelectronic switching, going back to the early 2000's, when we had a glut of fibre and lots of bankrupt vendors in the wake of the dotcom bubble bursting. Maybe we lost an order of magnitude there, which is still filtering down from the network core to edges?

In mobile, we're bumping up against Shannon's limit for the number of bits we can squeeze into each Hz of spectrum, but we're also pushing towards smaller cells, beam-forming and any number of other clever enhancements that should allow "capacity density" (GB/s/km2) to continue scaling.

I'm pretty sure that the frequency of press releases touting new gigabit and terabit-scale transmissions via wired or wireless means haven't slowed down in recent years.

All things being equal, the clever people making network processor chips, optical switching gizmos and routing software will be well-aware of any shortfall - and their investors will fully understand the benefit to be reaped from satisfying any unmet demand.

A lack of "sustainability" can only occur when all the various curves flatten off, with no hope of resuscitation. I'm not a core switching or optics specialist, but I'd like to think I would have spotted any signs of panic. Nobody has said "sorry guys, that's all we've got in the tank".


OTT-Telco: Debunking the unsustainability myth?

Most people reading this blog will be very familiar with my work on telecom operators developing OTT-style Internet services. There are now close to 150 #TelcoOTT offerings around the world that Disruptive Analysis tracks, and my landmark report published earlier this year has been read by many of the leading operators & vendors around the world.

The theme of telcos and/vs/doing/battling/partnering so-called OTT providers is well-covered both on this blog and elsewhere (such as this article I guest-wrote for Acme Packet recently).

One element that doesn't get covered much is that various Internet companies are now themselves becoming telcos. Google, notably, has its Kansas City fibre deployment, where it is offering Gbit-speed fibre connections at remarkably low prices ($70 a month). But it's not alone - Facebook is involved in a sub-oceanic Asian fibre consortium, Google is reportedly looking at wireless (again), assorted players have WiFi assets - and, of course, various players have huge data centres and networks of dark fibre.

This trend - OTT players becoming telcos (in the wider sense) - seems inevitable, even if the oft-hyped idea of Apple or Facebook buying a carrier remains improbable. OTT-Telco may eventually become as important as Telco-OTT.

For me, this is where the so-called sustainability issue starts to break down. Firstly - is Google swallowing the costs of the Kansas network and under-pricing it? Or has it debunked the naysayers' cries of Internet "monoservice" armageddon? Given that it makes its own servers, is it also making any of its own networking gear to change the game?

I'm sure Google has already thought about this idea (and I've mentioned it to a couple of Googlers), but I think that it should seriously consider open-sourcing its management accounting spreadsheets. Shining a light on the detailed cost structures of planning, building and running a fibre network (equipment, peering, marketing etc) would make other companies' claims of sustainability/unsustainability of business models more transparent.

While it is quite possible that Google's economics are very similar to its peers around the world, it may also have used its engineering skills, Internet peering relationships - or other non-conventional approaches - to lower the cost base for delivering fast access. It may also have different ways of structuring its cost- and revenue-allocation, outside the legacy silos of other telcos. It may have its own forms of traffic-management / flow-management that minimise the damaging volatility seen on other networks - or it might just be able to over-provision sufficiently cheaply that it's not necessary.

Whatever is happening, the fact that Google (and others like HongKong Broadband in the past) are able to offer gigabit residential broadband suggests that we've got at least one or two orders of magnitude left before the "qualipocalypse" becomes a realistic threat for the public Internet.

In other words, OTT-Telco offers us the chance to prove that what we've got now isn't broken, is "sustainable" and indeed has headroom left. Obviously that isn't yet proven, so close monitoring (and ideally visible & transparent financials) will still be needed.

None of this means that we shouldn't also have non-neutral broadband access products available - and if customers prefer them, that indicates the direction of the future for Internet / non-Internet applications.

But for now, the neutral-as-possible "monoservice" Internet seems not only sustainable, but arguably such a valuable contributor to global development that it should be regarded as a human right. We should vigorously resist all rhetoric about "sustainability", whether from ideologically-inspired governments, lazy/greedy network operators, or evangelical vendors. If and when the Internet's economics do take a nosedive, we should first look for technical solutions that allow us to keep the current structures in place.

We should not allow purely technical issues to bounce us into philosophical shifts about the Internet, whether inspired by ugly politics or elegant mathematics.
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Wednesday, 21 November 2012

Some quick thoughts on Ericsson's new mobility & mobile traffic report

Posted on 02:18 by Unknown
Ericsson has just published its Q3 report on mobile usage and mobile data traffic. It's here with background, PR and previous studies here. I generally give it considerably higher credibility than Cisco's VNI study, which is a lot "deeper", but isn't based on as much real-world exposure to operator networks as Ericsson's. I also feel that Cisco's is more politicised - as evidenced by its head of government affairs moderating a panel of (mostly) policy-type people at its most recent Mobile VNI launch in London.

Some highights from Ericsson's report:


  • 6.4bn mobile subscriptions at end-Q3, but 4.3bn "real subscribers" after taking out multiple SIM ownership, M2M etc. (Interestingly, GSMA and its statistical sister Wireless Intelligence recently put the "real" individual-user number at just 3.2bn - see here)
  • 55% growth year-on-year of mobile broadband subscriptions to 1.4bn (this presumably excludes 2G-only data users). Not clear to me how this translates to number of "real subscribers", eg taking out people with multiple 3G/4G SIMs or devices, but I guess it probably reduces it to about 1bn in total.
  • Forecasting mobile broadband subscription numbers to rise from 1.5bn at year-end 2012 to 6.5bn at year-end 2018, although only 4bn of those will be for "devices with large data volumes, eg PCs, smartphones". I guess it's excluding low-use data-capable featurephones. What's less clear is its treatment of cheap Androids which may also be low-use
  • Expects a continued low-end base of c5bn low-end feature/basic phones - ie bottom of pyramid grows, even as many users "graduate" to smarter devices. That sounds a lot more rational than the "everything will be smart" story I hear from some quarters.
  • Big regional differences on various key metrics. I definitely agree with this.
  • Expecting 1.6bn LTE subs by end-2018. My problem with this is that it's still very "subscription-centric", while I feel that by 2018 we'll have all sorts of more complex & ephemeral business models. eg I might have an LTE tablet which I only use in places which advertise "free 4G" the same way I use "free WiFi" today. Am I subscriber, or a "user" in that scenario?
  • "The number of fixed broadband users is at least three times the number of fixed broadband connections, due to multiple usage in households, enterprises and public access spots" - Bravo Ericsson, good that you recognise the essential difference here & don't succumb to the easy "more mobile subs than fixed" soundbites
  • Reports doubling of mobile data traffic Q3'11 to Q3'12, including a 16% increase quarter-on-quarter from Q2'12 to Q3'12. Not surprising given its previous updates, or also its 55% growth in MBB subscribers. Worth noting that in some countries, data usage is still predominantly on 2G networks/devices so it'll show up in traffic stats but not user numbers, if they're strictly "MBB". I'm a little suspicious of "doubled" without a number - is that 9X% or 10Y%? I'll guess a couple of points under 100% but "doubled" sounds better for PR. But then I'm a cynic. EDIT - the table at the end says monthly traffic has gone from 600PB to 1100PB/month, so "doubled" is indeed slightly PR-friendly than the real (undisclosed) number. I might be able to back it out of the stats if I have time
  • Expecting 12x mobile data traffic growth 2012-2018. I reckoned 7x, although it's 12x if I started from 2011 as a base year instead (Ericsson previously had 15x for 2011-2017). In other words, I think Ericsson is being over-bullish, but by less than a factor of 2 
  • Ericsson is expecting smartphone data use to go from 450MB/mo today to 2GB in 2018. This is where we differ. I am expecting the average to flatten and then actually maybe fall, as lots of lower-end smartphone users start skewing the stats. sub-$50 Android + $1-2 prepay data ARPU users will be unlikely to get anywhere close to 2GB, even in 2018.
  • Mobile data will grow from 4% to 9% of overall (fixed+mobile) data on networks. That's an interesting number (and it classifies WiFi into fixed), and points to the "LTE will kill DSL & fibre" rhetoric being nonsense, even with the (to my mind) overgrown mobile forecast.
  • To Ericsson's credit it includes a call-out box with "Note that a large part of data traffic is generated by a limited number of users in each device category. These users may considerably change their usage if operators implement data volume caps or other traffic management schemes. Measures like this could significantly impact the traffic forecast.". My predictions assume that this will occur, and as we've seen in Europe, it's quite possible for operators to fine-tune their traffic patterns to match their billing, for optimising the "yield curve"
  • A bunch of good stuff in there about network coverage and speed. All the talk about QoS is irrelevant, unless you've got a decent signal to begin with. I wish more vendors would highlight this - but then I guess that few policy/core network companies also understand the realities of RF propagation.
  • Interesting analysis of traffic & signalling patterns for "freemium" apps - the free version usually fires up the network to download ads more often, and can actually have higher network impact than the paid version. Good to see Ericsson talking about this - in my view, NSN stole a march on them on the signalling issue a couple of years ago with its Smart Labs work.
  • About 3% of Androids and iPhones are used as tethers. Tethering users tend to be those with higher usage on their smartphone anyway (ie more sophisticated users).
Overall, some really good data & some (relatively) believable forecasts. I think Ericsson is overdoing the smartphone average data consumption, which drags the overall 2018 figure up too high - it needs to factor in the weighted-average effect of billions of lower-end users, mostly on PAYG prepay and lower-end devices, plus increasing use of free WiFi everywhere.
 
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Monday, 19 November 2012

Thoughts on Windows 8 and the risk of "Ecosystem Creep"

Posted on 10:20 by Unknown
I've just bought myself one of the new breed of convertible tablet/laptop things (A Sony Duo 11), running full-spec Windows 8. After dropping my mid-sized laptop & cracking the screen a few weeks ago, I'd been thinking through my personal "device strategy". I concluded that I needed something powerful but travel-suitable: I need MS Office, but I also wanted to have a tablet-style form for reading documents or doing email in economy seats on planes. (I'm not really bothered about "consuming content" generally, which is why a normal iPad or Android tablet has been unappealing). Hence the choice of a convertible - further constrained by what's available right now, as I'm going on a multi-stop trip on Thursday and didn't feel like lugging 3kg of "home laptop" around with me.

It's been an interesting experience that's given me a few insights into current trends in OS's, device form factors, computing use-cases and the evolution of technology "ecosystems".

Let's start with a controversial and far-too-sweeping generalisation: "Ecosystems suck". They're just another flavour of the age-old technology strategy of user lock-in, which almost always fails (in the end) when it competes with genuine user loyalty.

Looking around the industry, we see a number of such ecosystems - Apple, Microsoft, Google, plus arguably Facebook and Amazon, with Samsung, Sony and others looking tentatively at the space. I'm not going to rehash a million articles & analyst pieces, but they all have some combination of devices, appstores, messaging/email, content offers, maps, commerce engines, identity services and APIs. The business models vary, but the general idea is to get more of your overall online/computing/comms/content activities - and, critically, make it harder for you to churn to another ecosystem in future, typically by "cloudifying" a lot of this, or working on a rent-not-buy approach to apps and media.

Then there are telco efforts, which are generally fragmented, slow and bureaucratic - and undermined by the dying federation-type interconnection/interop model. Some specific operators - or perhaps smaller groups - might create local ecosystems in future (my money would be on DoCoMo, Verizon Wireless, China Mobile or perhaps Telefonica). But at the moment, I see less risk of being "owned" by Vodafone than by any of the IT/Internet players. There are pitches by the Mozilla team to allow operators to do "deep customisation" of Firefox OS handsets, but even there I doubt they would allow that much user control, and would give (probably) broad access to web resources.

The tendency to "ecosystem creep" is everywhere in the industry at the moment. I'm still using a clunky iPhone 3GS with iOS5 to avoid upgrading to Apple Maps rather than Google. I use a Nokia Lumia with WP7.5 for data as well, but because I had to register it with an MS Account, I don't use it for phone calls or SMS (and I certainly haven't entered a payment method for apps/content). I eschew Android because I use Google for search & this blog, and don't want my business life cross-linked to my personal existence in any major fashion. I still use Yahoo! for personal email (and I even pay for Mail Plus) - I'm not intending to switch to Gmail or Hotmail (or whatever it's called these days).

The most irritating aspect of all this is what I'll call "cloudification" - something that was drilled home my the Microsoft speaker at today's Guardian Mobile Business conference in London. This is the assumption that you want to have some form of cloud-based storage and identity, so you can have a consistent "multi-screen" experience.

That is the last thing I want.

If I want consistency, I'll use a browser & go on the web.

I don't want contacts, music, themes, apps or anything else magically interconnected between my various devices, especially by whoever is supplying the device or its OS (or the network connection). In particular I want my phone kept a million miles away from my computer. I don't have a game console or Internet TV but I wouldn't want them attached to each other, or my other products, either.

I've had to do a lot of work de-cloudifying Windows 8, and I'm now wondering if I would have been better off getting a cheap, remaindered Win7 ultrabook & forgoing the tablet experience. Let's leave aside the cludgy nature of Win8 & convertibles - I knew that the Metro/Desktop duality would be odd, and I've got the added UI fun of a touchscreen stylus, a weird touchpoint thingy instead of a pad, and a super-high resolution screen that makes icons in Office almost invisibly small.

The thing which annoyed me most was switching it on and being asked to register for an MS Account again. (Obviously I'm not going to use the same one as the one I was forced into for my Lumia). Apparently, it's needed to access the Windows Store for the Win8-specific apps that work with the Metro tiled UI.

Er, no thanks.

I want applications on my computer, not apps.

I don't want a curated appstore for my PC, and I certainly don't want ads or other forms of "brand engagement" on my device's home screen. (As threatened by the MS speaker at the Guardian event). I've had to get rid of all the useless icons for other MS functions & cloud services I don't want or need, and it's nigh-on impossible to get Firefox bookmarks pinned as tiles without some hacking around. (I don't care how good IE10 is, I'm not using it for now. When 10 or 20 non-techy friend extol its virtues, I might switch in a year or two).

In short, it's pretty irritating. I feel that I'm having ecosystems being forced down my throat, despite being the paying customer. Having chaired the ITU World panel session about "Battle of the Ecosystems" a few weeks ago, I think I'll suggest that next year's event changes it to "Battle against the Ecosystems".

I've had enough of my personal privacy and choice being collateral damage as Microsoft, Apple and Google slug it out.

What's the solution? I actually think that there are two paths that are less-intrusive:

a) The niche, vertically-integrated solution. Amazon does this well. I buy books, they send them to my Kindle. I could also do it for video or music. Fine - the Kindle isn't setting itself up as a general-purpose computer.
b) Samsung, Sony and to an extent Nokia seem to tread the fine line between helpful integration/compatibility and tyrannical ecosystemism quite well. I've had a variety of Samsung devices, and while they definitely play nicely with each other if you want them to, you're not strong-armed into it. Sony, too politely asks me to register the Viao, but doesn't make a big deal of it.

I'm wondering what the outcome of all this is with the wider population. For sure, some people will either be apathetic or enthusiastic fanboys, and will embrace one ecosystem with open arms. But the rest of the market is either going to end up as unhappy prisoners, or have to deal with multiple worlds and all the cost that entails.

As for Windows 8, I can understand why Microsoft wants/needs to extend its tentacles into the "app" space. But I don't want any part of it - I'll be mostly using my new device in Win7 desktop mode, as I found that you could register as a "local account" for the PC rather than setting up a Microsoft ID. It means you lose access to the Windows Store, but that's a small price to pay to escape from Ecosystem Hell.
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Friday, 16 November 2012

Looking for telecoms industry advice, research or a stimulus speaker? Employ Disruptive Analysis & Dean Bubley

Posted on 08:33 by Unknown


A word from our sponsor....

I will be upfront & unapologetic: this blog post is an unashamed sales pitch for Disruptive Analysis & myself, Dean Bubley. I would like a couple of minutes of your time, to suggest ways we might work together to mutual benefit, on advisory work, research or speaking engagements.

At this time of year, many companies will be finalising budgets and plans for 2013. As well as general strategy, staffing, sales targets and product development/launch schedules, they will also be looking at arranging customer-facing events, or finalising attendance at trade fairs and conferences.

As you should be aware, my company Disruptive Analysis assists and advises operators, vendors, regulators and investors. In some cases I work on a solo basis, while for other engagements I have a network of associates and partners I can call upon.


Multiple engagement models

There are various delivery formats for my analysis and advisory services:

  • Internal strategy workshops, training courses & brainstorm sessions
  • Custom research & consulting projects, spanning market analysis, strategy/product development, product due-diligence and marketing/PR messaging, typically under NDA
  • Stimulus speaker or moderator at internal or external events, such as management retreats, customer conferences, webinars and sales kick-offs. (In recent months, these have included companies such as Acme Packet, CSG, InterDigital, Metaswitch & several that are under NDA)
  • Participation on corporate advisory boards, or as a retained advisor
  • Public workshops, such as the Future of Voice& Telco-OTT series I run with Martin Geddes
  • Private, sponsored or custom workshops, for example closed-audience versions of Future of Voice
  • Published research reports such as those I’ve written this year, on Telco-OTT Strategies, and 1-800 Data Plans
  • Sponsored white papers or roadshows, where vendors’ pitch and vision fits well with that of Disruptive Analysis
  • The @DApremium exclusive private Twitter feed


What's different about Disruptive?
 
While many analysts and consultants offer similar services, Disruptive Analysis has certain clear differentiators:
  • An uncompromisingly independent, and often contrarian stance. I don’t mince my words, and I’m not afraid to criticise even the most sacred of cows – or my clients, if I see them making expensive mistakes.
  • An enviable track record of being right with my forecasts and predictions (see below)
  • A huge network of contacts, that can be leveraged either for highly efficient research, or mutual introductions
  • Cross-silo research that brings together insight from diverse areas of technology business – networks, devices, applications, the Internet, regulation, user behaviour, partnerships & organisational dynamics. A full list of coverage topics is given below.
  • Name recognition and reach. As @disruptivedean I have around 4000 followers on Twitter, while this blog is among the most widely read in the industry.
  • Understanding of external adjacent worlds, such as finance (I am a former equity analyst), regulation & politics
  • Commercial flexibility and value. While Disruptive Analysis’ services are not cheap, time-effectiveness on consulting projects is very high. For events, it is possible to work to tight schedules or complex travel routings.
  • Being "out there". I attend 30+ conferences per year, from small and specialised events, to those run by standards bodies, through major trade shows. I do 100's of phone briefings and face-to-face meetings, and interact with countless groups via Twitter and LinkedIn.

"I told you so"

Disruptive Analysis has an enviable reputation and 10-year track record for making the right calls & predictions, early. This includes:
  • Identifying new and unexpected trends and innovations, months or even years in advance of the crowd (eg femtocells, WebRTC, Telco-OTT services),
  • Dismissing technology losers at the peak of their hype or before (eg UMA, RCS, NFC payments, embedded-3G laptops)
  • Simply pointing out “naked emperors” like 1-800 models for data charging, which are unworkable, or which are logically inconsistent or mischievous, such as ETNO’s proposals to ITU, or the notion of “seamless WiFi connection”. A classic example was my 2006 prediction that mobile IMS would fail as nobody had bothered to think about IMS-capable phones.
  • Numerical forecasts, such as the growth profile of Mobile VoIP to 250m users by 2012. (Although admittedly I expected VoLTE or its equivalent to have overtaken OTT options by now).
For example, back in 2007 I said that making VoIPo3G/4G work was going to be difficult, and that if the telecoms industry wants to lead 4G VoIP rather than OTT players, they would need to start "practising" early and (for a period) look to partner with Skype and others for applications other than "primary telephony".

That’s not to say that I haven’t made a few bad calls as well. I underestimated the success of both Android and the iPad, for example. And I thought Vodafone 360 was going to be a winner.

But on balance, I like to think that I’ve helped companies avoid some expensive mistakes, make the right investment choices, or “fix” deficiencies in new technologies or business models.

I’m particularly proud of accurate “anti-forecasting” – predicting which technologies won’t be a success. My belief is that many industry analysts are too fond of “hockey-stick” growth curves. It reminds me of investment banking analysts in the 1998-2000 dotcom bubble, when 90% of recommendations were “Buy”. I feel that analysts of all kinds should be prepared to write “Sell” research – even if it risks offending clients or close contacts.

(The dynamics of the analysis market mean that “Buy” research is more profitable to write – reports are often purchased by people wanting support & validation for ongoing projects and investments. Fewer people will pay money for bad news, even if it’s true).


Coverage topics

Disruptive Analysis covers numerous sectors and themes within the telecoms industry, and is always looking for new “hot topics” that are emerging (and also “cold topics” that will fail). While the title of this blog is wireless-focused, the wider telecoms industry including fixed-line and cable is also covered.

Recent focus has been on:


  • The Future of Voice & Messaging, including next-generation voice services beyond “peak telephony”, VoIP, WebRTC, user psychology, hypervoice, IMS/RCS/VoLTE & social networking & future messaging services.
  • Telco-OTT services, ie Fixed or mobile operators’ own Internet applications (eg in-house VoIP). This covers business models, organisational issues and technology enablers/infrastructure
  • Carrier WiFi, including new standards & business models
  • Mobile broadband business models & technology, including 3G/4G networks, small cells, policy & optimisation, pricing
  • Mobile devices & semiconductors, such as smartphone market dynamics, hardware components, OS direction, architectural considerations & fit with trends in operator needs & user behaviour
  • Telecoms policy & regulation including Net Neutrality, spectrum policy, national broadband initiatives, regional technology development zones and standards bodies.
  • Mobile commerce & applications, including appstores, HTML5, M2M, NFC mobile payments and others
  • Cloud, APIs and SDN
  • OSS/BSS systems including billing, policy, charging, interconnect, application enablement etc.

In addition, Disruptive Analysis has a strong heritage of researching unusual or specialised niches that lie well outside the normal coverage of industry analysis - please inquire.

Get in touch

Hopefully, this has given you food for thought about why you should be using Disruptive Analysis and myself, as part of your 2013 planning, operational and marketing agenda.

Please get in touch via email (information AT disruptive-analysis DOT com) or Twitter (@disruptivedean) or LinkedIn. Sign up to receive this blog by email here. I am happy to provide references, sign NDAs, write proposals or just discuss how we can work together profitably over the next year and beyond.

(I will also be at a few more events this year in person, including the Guardian Mobile Business Summit in London on Nov 19, the WebRTC Expo in San Francisco on Nov 28-29, and Telco 2.0’s Digital Asia in Singapore on Dec 4-5. Come and say hello).
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Wednesday, 7 November 2012

Why ETNO's proposals to ITU for Internet regulation & Non-Neutrality are flawed & duplicitous

Posted on 05:12 by Unknown
Over recent months, I have engaged with Luigi Gambardella, the outspoken head of the European Telecom Network Operators' association, ETNO, primarily via Twitter. He is currently on a mission to persuade the ITU to change its regulatory stance on the Internet, ostensibly in the name of creating a "level playing field" or to enable a "sustainable Internet value chain". Other terms that often crop up involve applying a telecom-style model of "cascading payments" to the Internet, and enshrining some form of "sender pays" principle.

The Devil, as always, is in the detail. 

My contention is that ETNO is being duplicitous, and that its proposals are flawed, ignorant and dangerous to the Internet, telecoms and the wider global economy. I believe that the hidden agenda is to perpetuate legacy telecom-industry business models, and to inhibit consumer choice, despite claiming the exact opposite.

My hope is that ITU delegates at the upcoming WCIT conference in Dubai see through this organisation's transparent lobbying, get past the hypocritical soundbites, and recognise the true implications of what is being promoted and kick it firmly into touch. (As I write this, another related event called the Internet Governance Forum, IGF, is ongoing in Azerbaijan, with ETNO and EU participation)

Firstly, it is important to recognise that ETNO persists in promoting a "them and us" philosophy, dividing the world between so-called "OTTs" and telcos, ignoring the 130+ Telco-OTT initiatives and other evidence to suggest that they are (or should be) all mutual peers. It apparently seeks to maintain the 100-year legacy of access/service integration. Such a polarising view, while making good headlines, is woefully inaccurate. It also propounds the very old-fashioned view that the telecoms industry is only made up of "services" based on "subscriptions", rather than applications, features and functions with a multiplicity of business models.

A good example of our exchanges is here . It's worth going through it (use the "read next page" buttons) to get a feeling for the style of discussion. When pushed on precisely which "rules" or which "we" his referring to (eg access vs. services side of telcos' businesses), he typically fails to give coherent answers.

ETNO has been doing something of a roadshow of its opinions in an effort to drum up support. For example, a September presentation to African WCIT participants referenced "creating the best enabling environment to foster commercial agreements based on Quality of Service delivery and to avoid any regulations that can hamper the development of these agreements."

In some of our exchanges, Gambardella has tried to imply or accuse me of representing US-based Internet interests. In return, I have called him out on his blatant obfuscation and soundbite-ridden lobbying stance, as well as various inconsistences and logical fallacies such as straw-man arguments. More recently, ETNO appears to have backed off from engaging me in Twitter debates, perhaps after realising that my clients are actually predominantly its own members and others from the telco/vendor establishment. (Unfortunately, I've never been able to convince Apple, Google or Facebook to pay me for anything. Lobbyists can't quite manage to get their heads around the fact that I'll happily bite the hand that feeds me, if they're making a mistake).

My professional opinion is that many of its proposals need to be ignored - and to understand why, regulators and ministers need to understand much better how the Internet and applications work - and more widely, how the telecoms industry will likely function in the future .

I am not averse to QoS - far from it - but based on my observations and analysis, I think that applying differential QoS to the Public Internet is an extremely harmful concept. I am a believer in Internet Neutrality, but not overall Network Neutrality.

(I will note upfront that a few ETNO ideas - for example around privacy and data protection - are much more reasonable than its muddle-headed stance on Net Neutrality and interconnect. I strongly agree that Internet companies need to have much more stringent controls on their ability to collect, store, use & abuse personal data).

Much of ETNO's argument concerns a rather vague concept of open and unregulated "commercial agreements" between multiple parties in the Internet value chain. While in principle, it is clearly good to have more flexibility in terms of connectivity and application business models, there need to be safeguards where significant asymmetry exists. There also needs to be an awareness of the consumer benefits of the current Internet model, and ensure that those are not threatened.

What is entirely absent from ETNO's proposition is a clear distinction between "public Internet access" and other managed Internet-like access services. As I have argued in the past - and as Ofcom and European regulatory bodies have recognised, there is clear blue water between what users perceive as the "open Internet" (ie neutral), and other broadband services, which include differentially QoS-managed offers such as carrier VoIP, IPTV, eHealth, smart metering and so on which do not transit the public Internet.

It is absolutely critical that ITU and WCIT enshrine that difference in global telecoms regulation, and that the current shape of the Internet value chain, accessed via public Internet access services is not mistakenly conflated with other broadband connectivity and services. In most countries it is still up to the individual operator whether or not to offer Internet access: it is not forced to, except in Finland where it is now a human right. The important factor here is that Internet users buy access, not end-to-end "quality".

Despite the telecom industry's heritage and vendor rhetoric, it appears that end-users are much less concerned with quality and ubiquity than has previously been assumed. 

The success - and economic and social contributions - of the Internet to date suggests that this "best efforts" and net-neutral model is valuable and important to protect. That does not preclude *other* non-Internet broadband services being offered on a QoS-managed basis, and indeed there are many attempts to create the necessary platforms to do so. It is also wrong to conflate "middle mile" technologies such as CDNs with access neutrality. It has also been possible for certain app/content providers to offer "differential quality" simply by buying more/bigger servers, or better access connections from those servers to the public Internet in their data centres. They also have differential quality through use of better codecs or application design That is entirely different to active discrimination by the user's own access provider in the network.

(Note that this is also an area where I disagree with collaborator Martin Geddes. My view is that the quality-unmanaged Internet ain't broken in general, so don't fix it. Hundreds of millions of new people are year wouldn't be buying Internet access if it was useless. If bufferbloat or other issues become critically problematic, fix them in isolation and attempt to otherwise keep the Internet structure & model as close as possible to today's. If something else radically different to the Public Internet is better, let it succeed on its own, and take over disruptively from adjacency)

The ITU and national regulators need to ensure that any new regulations do not incur opportunity costs - or disadvantage citizens and consumers - by allowing non-competitive or non-transparent broadband and Internet access markets to inhibit "Real Internet" application usage or innovation. In particular, the experimental / "freemium" model of the Internet, which allows a "million flowers to bloom" has self-evidently been successful in allowing a huge variety of new and useful applications and services to evolve. It has generated billions - perhaps trillions - in value (either revenue, consumer welfare or shareholder value).

Successful Internet companies have emerged from all parts of the world, not just the US and China. More importantly, the more forward-thinking telecom operators are finally embracing the open Internet through their various Telco-OTT initiatives. However, some Internet-based offers compete or substitute with other services offered by telcos and access providers (eg VoIP), and have provided incentives for these to be blocked or commercially inhibited, either implicitly or explicitly.

The fear is that the ETNO proposals for ITU WCIT will be implicit inhibitors of this type of innovation in future. Certain providers may be more capable of paying for quality than others (eg startups), while operators may choose to offer enhanced quality on a discriminatory basis. It is incumbent on all regulators to do thorough due diligence on the likely impact and implications and come to their own decisions.

In my view, ETNO is clearly self-interested, because of the other business activities of its members beyond Internet access, such as legacy telephony - and it has some highly questionable external support from consultants ATKearney, who had previously published a laughably-inaccurate and unbalanced report on Internet economics. (Note to ATK's lawyers: a) I laughed personally & so did others, b) happy to point out the inaccuracies for an appropriate fee).

A particularly specious strand of argument is that "investment costs" need to be shared beyond the telecoms industry - in other words, ETNO is suggesting that Internet content and application companies directly pay for "sending" data, irrespective of the fact that they already pay for access for their data centres and servers, and that users also pay access fees. This hackneyed topic is regularly trotted out by operator executives, aggrieved that their access networks are being used by their paying customers for valuable third-party services. There is a sense that they should be paid double, and extract some sort of "tax" from so-called "OTT players", despite the fact that is why customers are buying Internet access in the first place.

This argument is wrong in multiple ways, but three in particular stand out:

1) The concept of the "sender" is obsolete in modern telecoms and Internet usage. It is the wrong metaphor, rooted in a medieval view of sending parcels by donkey or messenger. If you look at the way that the web and broader Internet works, there is a complex mix of sending, fetching, requesting, distribution, delivery, subscription, caching, signalling, re-sending, broadcast, multicast, P2P and many other methods for data to get from point A to point B. Increasingly, applications and browsers "fetch" data in the background. Users themselves "send" a lot of data (eg email attachments, video uploads, browser-to-browser comms). Often, the process is automated and unpredictable. The concept of sender-pays is unfair, unmeasurable and unworkable, especially as we move to HTML5. It is one of the many reasons why 1-800 "Tollfree Data" concept doesn't work in general, except in a couple of isolated exceptions like the Kindle.

2) The argument that Internet companies must "share the investment costs" for building networks is only reasonable if those same companies have a direct involvement in determining the investment direction and priorities. At the moment, many telecoms companies invest in over-expensive and over-complex infrastructure (eg IMS, unnecessary levels of QoS, roaming platforms). If the ITU expects Google, Apple & co to somehow pay for those investments, it also needs to ensure that they are able to help direct them technically too. That means direct participation in bodies such as GSMA and 3GPP and the ITU's own standards committees, rights of veto over unnecessary equipment used solely to prop up vendors' margins and so forth. Otherwise, it will be in operators' interests to over-invest in infrastructure, knowing that it will be subsidised by Internet/content firms. It will be interesting to see if Google's work on Kansas City fibre build-out allows it to suggest changes to the more broadly-accepted economics of infrastructure build-out.

3) Internet companies have their own infrastucture costs and R&D (data centres, dark fibre, power plants etc). Applying the same logic, it would be entirely reasonable for this to be part-funded by operators whose customers "consume" those resources. "You can't use my pipes for free" translates directly to "You can't use my servers for free". I suspect that telcos would end up on the wrong side of a "balance of payments" negotiation, especially as Internet players start to explore alternative access methods such as WiFi more.

In my view some simpler rules and premises will suffice for ITU and WCIT when considering Internet governance and regulation:

  • Branded "Internet access" should be as neutral as possible, barring local legal requirements such as illegal content, or "in extremis" management of threats such as denial-of-service or damaging levels of P2P traffic. Any management techniques should be "de minimis" and transparent. Covert management should be a criminal offence roughly equivalent to fraud.
  • Managed or "other" broadband access can be non-neutral, as long as it is not branded as "Internet". This is already practised widely for both consumers and businesses. There may need to be safeguards to ensure that managed access does not reduce Internet access on shared networks to unusable performance levels.
  • Certain hybrids are possible but must be closely watched for anti-competitive behaviour.  For example, some Internet-centric services may in fact be delivered through parallel non-Internet mechanisms, and prioritised / QoS-managed. For example, web video could be "on-boarded" and delivered via a telco's IPTV platform. There needs to be as great-as-possible physical and logical isolation vs. real Internet access to ensure that positive discrimination / QoS does not squeeze open-Internet connectivity unduly.

One possible compromise is to suggest that WCIT adopts the premises that:

  • Basic, open, neutral-as-possible Internet access is enshrined a human right. It is left up to local regulators to determine appropriate minimum parameters of quality, performance & availability. A good recommendation would be for this to be sold (and monitored) on the basis of average achieved throughputs and latencies.
  • Operators are free to offer separate non-Internet managed services using any business model, as long as they are clearly distinguished from Internet Access in terms of branding and marketing.
  • Any mechanisms to optimise/accelerate Internet-based services via parallel "non-Internet access" must be made available on a totally non-discriminatory basis, in a similar fashion to other wholesale telecoms businesses such as local loop unbundling. 
  • Wherever possible, regulators examine the option for full structural separation of access and service provision, both for fixed and mobile operators. This would reduce the risk of anti-competitive behaviour and lead to the generation of multiple new (and fair) business models.
  • Encourage lower-cost and more open/flexible telecoms infrastructure investment and standards, rather than those which perpetuate old business models and concepts of telecoms. 
Overall, it is important that ITU delegates to WCIT drill more deeply into the ETNO proposals and understand better the motivation. The superficial soundbites are compelling, but they mask worrying undertones that will harm the Internet - and, indirectly, citizens and Internet users around the world. Quality-of-service is of much lower importance than "quality of experience" - and overwhelming evidence suggests that end-users are much more tolerant of variable-quality / higher-choice options than the telecom industry would prefer. It is incumbent on Telecoms Ministers, and the regulators they influence, to recognise this and enshrine user-friendly policies in future ITRs.
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