Derzeit gäbe es noch Probleme bei der Kommunikation zwischen Firmware 3.0 und Baseband 02.28. Ein iPhone 3G Unlock ist derzeit nur mit Baseband 02.28 möglich.
Of course it’s not really a surprise that it can be jailbroken. One of the nicest things about the jailbreaking iPhones and iPod Touches nowadays is that once a given device can be jailbroken, it can always be jailbroken.
The exploits we’re forced to resort to are down at the hardware level, where nothing can be done about them via software. That’s why within a day or two of 3.0 beta1’s release we were able to snap this screenshot of a jailbroken system.