For me I've been thinking about a tile type effect, kinda like iTunes 11. Can you imagine having the home screen show apps that large, would make things really useful! don't know if that makes sense, but here's my concept I made for the music app in ios anyways
http://www.youtube.com/watch?v=EsGUirgG2vQ&feature=youtu.be
http://www.youtube.com/watch?v=EsGUirgG2vQ&feature=youtu.be