The Xperia X10 brought renewed focus in Sony Ericsson's smartphone strategy - it went all in on Android, leaving behind experimentation with Symbian and Windows Mobile. Its 4.0" display was fairly large for the day, this was back when people railed against large phones. If you still feel that way, you've certainly considered buying one of the Xperia Z Compact phones in recent years. But Sony Ericsson's journey to become king of the premium minis didn't start with the Compact series. In fact, it was part of Sony's Android strategy from the beginning. The Sony Ericsson Xperia X10 mini is...