How to Jailbreak iPhone or iPod Touch firmware 3.1.2 on a Mac

In this video, tysiphonehelp shows you how to jailbreak your iPhone or iPod Touch with the blackra1n software. Tysiphonehelp shows you what to download, and what to do after you download blackra1n. After tysiphonehelp jailbreaks his iPod he tells you to download Cydia. After you have done all the steps in the video, your iPod or iPhone should be jailbroken. Enjoy your jailbroken iPod or your iPhone! The benefits from watching this video include being able to jailbreak your iPod or iPhone. Be careful - if you jailbreak your iPod or iPhone, your warranty is voided.