This morning, millions of people staring gloomily at cups of tea up and down the UK will have heard Blackberry making a fool of itself on national TV and radio.

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Idling around the CES 2013 show floor I was struck by something - there are touchscreens everywhere.

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With a certain amount of fanfare, Canonical announced Ubuntu for smartphones. There was even a shade of Steve Jobs and the iPod in the way that Mark Shuttleworth produced a Google Nexus with Ubuntu from his pocket.

As excited as I am about the possibility of having a phone with Ubuntu, this was no iPhone launch. The iPhone was the first in its class and Canonical is hoping to compete in a very busy market. Sufficiently crowded that even Microsoft is finding it a challenge to make progress.

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LOL! The first ever text message, wishing someone (a very early) Merry Christmas was sent 20 years ago today. And we're all still hapilly texting one another 2 decades l8r.

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The strange world of product development has been shoved into the spotlight as Samsung lifts the cloche on how it does stress tests on its smartphones.

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David Kershaw writes to express his disagreement at our review of the Asus Nexus 7, specifically that our comment on the suggested alternative product, the Blackberry Playbook, as ‘for penny pinchers only'.

Says Mr Kershaw: "I think this is a little harsh and the current 64GB model at £129 is a steal. It is fast, with a good display and delivers amazing sound for such a small device.

"The sync software works robustly, and video transfer is a doddle. I can email with ease and surf the net with no problems. Apps are scarce but a lot are just finicky anyway, and the Playbook just does what I need. Facebook and Twitter work fine, although it would be ace to have Skype too. So give the Blackberry a break and do not discourage well-designed budget tech."

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