My initial observations regarding the wallpapers... Turning of Parallax doesn't do much, other than possibly saving battery life.. I have the iPad3! I wrote a little something about it on my blog... More to come!
http://digitalchemicals.blogspot.com/2013/09/th3tud1o-gets-ios-7.html
http://digitalchemicals.blogspot.com/2013/09/th3tud1o-gets-ios-7.html