It certainly took long enough, but the untethered jailbreak for Apple's A5 based iOS devices (iPad 2, iPhone 4s) has been released (official site, struggling due to traffic). It's currently only available for OS X, though ports of it to Windows are forthcoming.
http://www.theipadguide.com/content...ctions-ios-5-501-absinthe-untethered/71711809
http://www.macrumors.com/2012/01/20...ntethered-jailbreak-for-iphone-4s-and-ipad-2/
http://greenpois0n.com/?p=173
http://www.theipadguide.com/content...ctions-ios-5-501-absinthe-untethered/71711809
http://www.macrumors.com/2012/01/20...ntethered-jailbreak-for-iphone-4s-and-ipad-2/
http://greenpois0n.com/?p=173