Sony Ericsson is finally gearing up to respond to Apple's iPhone; we get our hands on the new Vivaz Pro It's no secret that for the last few years Sony Ericsson has watched while the world of mobile phones forged ahead. Mostly Apple with the iPhone, but also Google with Android, and RIM with its beefed-up media capable BlackBerry smartphones have all reached dizzying new heights while Sony Ericsson seemed stuck in the world of selling traditional call-and-text handsets.