It already is for a long time
Yes, now Greenpois0n can jailbreak iOS 4.2.1.
it has but not for the iphone 4
Of course...by restoring the ipod.
There are many ways but what my friend did was download Greenpois0n software on a pc, then open it up in dowloads and follow the instructions that come up
Yes, GreenPosi0n is a free jailbreak for iPhone, iPad, and iPod Touch. You can find the link to GreenPois0n's offical site in 'Related Links' below.
Yes. I recommend the greenpois0n jailbreak, at greenpois0n.com
With limera1n or greenpois0n 4.1 firmware I suggest limera1n
You can use free software like Greenpois0n, Redsn0w, and Lydia.
You can use Greenpois0n...connect ipod and run the program, then follow instructions
Yes. It just breaks your warranty deal. But if you restore your iPod they will never know.
You can't update to 4.2.1 and jailbreak with greenpois0n them you can change boot logos HUBEB
You can use Limera1n or WaterDropl3t. * You can use these ones, too: ------------------------------------------ * Yellowsn0w * Redsn0w * BluemeNu * Oll4 or GreenPois0n __________________________