Mobile World Congress 2013 was, as promised, a boatload of fun and a bucket of hot tech-geek action. While we didn’t see everything we wanted to, we were treated to an avalanche of smartphones and tablets running everything from Android to Windows Phone to Sailfish to FirefoxOS. We got a gander at some really impressive form factors too, at sizes ranging from the conventional to the fantastic. If you were off the internet for the duration of last week, or if you simply couldn’t deal with ...