Via Aryk - First Look at the Highly Polished Android 4.0, "Ice Cream Sandwich" from Lifehacker.
Some nice looking stuff, and from the looks of it some iOS level polish in terms of consistency and some of the UI elements. Things like unlocking the phone with the camera (image recognition stuff) looks pretty sweet too.
The link has lots of info, and I'm sure Wednesday will be a day full of emerging information.