iPhone Dev Team has posted the latest update to hugely popular Windows jailbreaking tool for iDevices as redsn0w 0.9.6b1, allowing users to jailbreak iOS 4.1 & 4.2 Beta this release is capable of jailbreaking iPhone 3G, iPod Touch 2G at iOS 4.1 or iOS 4.2 using the age-old pwnage2 DFU-mode exploit.