Currently iPhone 0S 3.1 can not be jailbreaked and unlocked (Update: it’s jailbreakable and lockable, visit : How To Jailbreak And Unlock iPhone 3.1 Using PwnageTool For Mac OS) and not only that iPhone users are also complaining that MMS Hack and tethering do not work in OS 3.1. AT&T’s iPhone customers has not made [...]