greenpois0n RC 5 iPhone, iPad iOS 4.2.1 untethered Jailbreak for Windows now live
If you've been waiting on the Windows version of greenpois0n RC5, the iOS 4.2.1 untethered Jailbreak for iPhone, iPod touch, and iPad then good news -- it's live!
Ally's already posted how to jailbreak iOS 4.2.1 iPhone, iPad untethered via greenpois0n for the Mac and the Windows version shouldn't be too different. If you have any trouble just read through the comments or check out the Jailbreak Forum.
Grab greenpois0n via the link below and let us know how it works for you!