Mobile World Congress 2011 All the announcements, insights and analysis from MWC 2011 Last year, MWC was dominated by Google's lack of involvement and the decisions of major players Nokia and LG to pull out. This year, LG is back with a 3D smartphone and tablet. Meanwhile, Sony Ericsson has finally released its much anticipated Xperia Play. And of course, there are all the insights on Android, 4G and the odd new launch...