Sony has just begun rollout of Android 4.0 Ice Cream Sandwich for more Xperia models, among other things, Xperia Go.
Sony promised earlier this year that there would be Android 4.0 updates to their Xperia models during the third quarter and now is the announcement so rollout has begun to more Xperia models.
The Xperia models, which are now waiting for the update can be upgraded to Android 4.0 is Xperia Xperia, Xperia Sola and U Go. There are not so many details about the updates, but there comes some of it there is in Android 4.0 on Xperia T.
Xperia Sola gets the new feature, Glove Fashion, which means the phone can respond to the movement without the finger touches the screen.
Rollout of the update is started, but it may take several weeks before it is ready on all devices – it depends, among other things by your operator.