I own a bunch of Android phones (though none of them run ICS, so my experience with the notification system is based on Gingerbread), and I have the Sony tablet

I own a bunch of Android phones (though none of them run ICS, so my experience with the notification system is based on Gingerbread), and I have the Sony tablet. I'm not a huge fan of Android's UI. Since Duarte is working at Google, it's getting much better, but it still has a ways to go.