In collaboration with pod2g, both the Dev Team and the Chronic Dev Team released untether exploits for iOS 5.0.1 at the end of last year. The release was great news for A4 device owners, but left iPad 2 and iPhone 4S users in the dark.
However, as most of you know, pod2g is currently hard at work on a full jailbreak for A5 devices. And with the help of some of the jailbreak community's biggest names, it looks like the infamous iOS hacker is making some real progress...