Ultrasn0w 1.2.1 carrier unlock now available for jailbroken iPhones running iOS 4.3.1Anyone who relies on a carrier unlock to use their iPhone on another GSM carrier, can now take the iOS 4.3.1 plunge thanks to ultrasn0w 1.2.1 . The iPhone Dev-Team have worked their magic to make ultrasn0w functional once again for the iPhone 4 (... more | |||||