Via InfoWorld:
[A] team of hackers has finally figured out a way to alter the device’s software so that it can be unlocked for use on networks other than AT&T’s. … The unlocking hack isn’t out yet, but the team plans to release it on Dec. 31
This is for the US iPhone. Here in the UK, the iPhone is on on O2, and Apple has this to say about unlocking your PAYG iPhone:
Can I “unlock” the iPhone and use it with another network?
O2 is the exclusive wireless carrier for the iPhone in the United Kingdom. Unlocking your new iPhone 3G will invalidate its warranty and will disable all software updates.


