Chronic Dev Team recently released Greenpois0n jailbreak tool (untethered) for Mac that lets you jailbreak iOS 4.1 firmware on your iPhone 4, iPhone 3GS, iPod Touch 4G, iPod Touch 3G and iPad 3.2.2. Follow the simple steps listed below on how to jailbreak iPhone 4, iPhone 3GS on iOS 4.1 using Greenpois0n Tool on Mac [...]