ok bought att 3gs from uncle , att unlocked it.. i am now curious if i can install Siri in it now or not..i know phone is suppose to be jailbroken, but can i jailbreak a phone that has been factory unlocked without screwing anything up ? i jb it before but was unable to unlock the phone...but i did have siri on it then when i was just messing around with the breaks...but for factory unlock had to do restore in itunes .. so lost cydia and siri and stuff... any help is appreciated... thanks