I have heard reports that if you are using iphone Sim free software on ur 1.0.2 iphone and u upgrade to 1.1.1 then restore back to old firmware u can still use ur phone features. Does ne1 know and can confirm whether u can restore an 1.1.1 stock iphone to 1.0.2 and use IPSF software?

http://gizmodo.com/gadgets/iphone/un...sim-305253.php

Cheers for any help.