Finally, Chronic Dev Team has released the much awaited GreenPois0n RC5 jailbreak tool for Mac which lets you jailbreak iOS 4.2.1 firmware on your iPhone 4, iPhone 3GS, iPod Touch 4G, iPod Touch 3G and iPad. Using GreenPois0n RC5 doesn’t require you to have SHSH blobs of 4.2b3 saved on Cydia. Please note that you [...]