Are you one of those folks who depends heavily on an iPhone 4 / 3GS unlock, but made the unsafe trip toward iOS 5.1.1 territory? Worry no more, as the hard-working Dev-Team's come through yet again, delivering its newest version of ultrasn0w to help alleviate your carrier lockdown problems. Version 1.2.7 of the unlocking method is friendly with iPhone 4s (nope, not
