Jailbreak 4.2.1 Firmware for iPhone iPod Touch and iPad Untethered Mac and Windows- Greenpois0n

This video shows how to jailbreak firmware 4.2.1. This jailbreak supports the following devices:
iPhone 4
iPhone 3GS
iPhone 3G
iPod Touch 4
iPod Touch 3
iPod Touch 2
MC and Non-MC Models
iPad
Apple TV

Download Links-
GreenPois0n RC5

Mac and Windows!

Fixed Loader
http://www.megaupload.com/?d=9SAG07MQ

Diskaid
http://www.digidna.net/products/diskaid

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