The untethered Greenpois0n SHAtter iOS 4.1 Jailbreak which is set to arrive on October 10 only jailbreaks A4 / S5L8930 devices that includes iPhone 4, iPad, iPod Touch 4G, and AppleTV 2G. The reason it does not work on non-A4 devices is because it can’t be exploited on them. Does that mean iPhone 3GS or [...]