Just been plating with this jailbreak, some major bugs, mist noticeably, trying to listen to previews of songs in iTunes store resorting the iPhone, also, trying to listen to music in the iPod app exits the iPod app.
I would wait until a more stable release.
strange!!!!!!!!! thats not what i know........ according to a close relative to the doctor the unlock will come in the first half of january . they are working hard and lot of testing needed ..... time to do that also required.