Thankfully here's some better footage of the opening of the Gamescom conference that showcases the UI demo. I don't have to squint to see the postage stamp sized screen anymore!
http://www.youtube.com/watch?v=EaPoLJyDZmM&sns=tw
edit: 60fps clear footage from Gamersyde, a must see:
http://www.neogaf.com/forum/showpost.php?p=77392108&postcount=105