Three UK has published a breakdown of the amount of data used by its mobile broadband customers; people connecting to the internet using a mobile broadband 'dongle' or a MiFi mobile WiFi router.

Social network Facebook is the most popular service based on data usage, followed by social gaming site Zynga.

James Rosewell writes:

Most Sat-Nav applications are now obtained via the Application Store used on the mobile phone. Navigon have gone so far as to remove access to their application via any other route. Application Stores are now the only choice. This move to a platform-specific sales model is a massive mistake.

It's time for another weekly episode of The Fonecast, offering all the biggest news stories affecting the UK mobile phone industry.

In this week's podcast we talk to Clive Bayley, managing director of Fonehouse, about the current state of the UK market for mobile phone dealers. There's also a look at the week's major mobile headlines, from O2's location-based marketing to Apple's quarterly results.

Mark Bridge writes:

Mark Zuckerberg's girlfriend breaks up with him acrimoniously. So off he goes and creates Facebook. Yes, there's nothing like an insult to fire up the creativity. Well, that's certainly what the plot of The Social Network would like you to think.

And, you know, it's got a point. In fact, I'd go as far as to say that sticking two fingers up at the opposition seems to be the new way of doing business.

San Francisco-based BlindType has been acquired by Google before even releasing its software product. The company was building touch-typing software that adjusted to an individual user's typing style on touchscreen phones – even if the user mis-typed or held the device at an angle.