Written tutorial and download link: http://stateofjailbreak.com/tutorials/sn0wbreeze-2-1/
In this video I give a full tutorial on how to jailbreak your iPhone 3G, iPhone 3GS new and old bootrom, iPhone 4, iPod touch 2G MB and MC model, iPod touch 3G, iPod touch 4G on iOS 4.1 and the iPad on iOS 3.2.2. Sn0wbreeze 2.1 also supports the Apple TV second generation.