In the endless game of cat and mouse that is Apple vs. the jailbreak scene, the cat just put a pretty nasty gash in the mouse’s face.
For the past seven months, jailbreaking (opening an iPhone to applications not signed by Apple for installation) has relied on an exploit dubbed “24kPwn”. We’ll skip the technical voodoo for the sake of not putting you straight to sleep, but here’s the important bit: in the latest batch of iPhone 3GS units to hit the shelves, the exploit has been fixed. Unless a new exploit is discovered (and, with each patch, this is becoming less and less likely), any iPhone 3GS to ship after last week will not be jailbreakable.
