Posixninja just posted a new Tweet with the release date of the long awaited jailbreak tool Greenpois0n! It will be released on the “binary date” 101010101010, which is 10 October 2010 at 10:10:10 AM (GMT). Greenpois0n is the first jailbreak tool that uses the SHAtter exploit and can be used for iOS 4.1. The SHAtter exploit jailbreaks your iDevice for life.