Last December, the EFF . In response, Apple in February arguing that it could lead to problems with the iPhone's security and reliability, as well as providing a potential venue for pirated iPhone applications.

Many tech law experts still say that the jailbreakers might actually have a viable defense. While jailbreaking and unlocking are not the same process, the iPhone unlocking process requires jailbreaking, so it seems likely that the same legal reasoning to defend against unlocking might hold. Whatever the case, Cydia's Freeman says he's lawyered up, and is ready for such a challenge.