If you type "tilt" or "do a Barrel Roll" into google, what do you get?
Sorry if this has already been discovered!!!
Sorry, I guess its just me.........(apparantly it doesn't work with Internet explorer.......just firefox, chrome and other browsers)
Tilt has been around a while. Barrel roll seems to be new.
Tilt also works on the mobile interface on Android/iPhone/WebKit Browsers.
Cool stuff never works in IE, you should know this by now! ;)