How To Jailbreak NEW 2.2.1 Firmware For iPhone,iPhone 3G & iPod Touch 1st Gen
Here is an excellent video on how to Jailbreak 2.2.1 Firmware. Again, if you are a second generation 3G iPhone user, this will not work!!! It is strongly recommended you do not attempt a Jailbreak at this time. As promised, will keep you in the loop when the time comes.