A large collaborative effort between Chronic-Dev Team and iPhone Dev Teams (Jailbreak Dream Team)
This jailbreak supports firmware 5.1.1 ONLY and is again one of the most easiest jailbreaks to use (so easy your grandma could do it ;D)
Absinthe 2.0 supports the following devices on 5.1.1: - iPad 1, iPad 2, iPad 3 (iPad2,4 is now supported as of Absinthe 2.0.4) - iPhone 3GS, iPhone 4, iPhone 4S - iPod touch 3rd generation, iPod touch 4th generation