Wirelessly posted (Mozilla/5.0 (iPod; CPU iPhone OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B176 Safari/7534.48.3)
Everything is the same as donlab said for me. (i.e. no keyboard lag, notification center and app drawer open farely smooth, coverflow is good and usable now) I haven't given it a full battery cycle so we'll see how that goes.