iOS 4.2 is out – Dangerous for iPhone 3G/3GS/4 Jailbreak+Unlock – Stay Away for now!

Apple released iOS 4.2 for the masses finally. While it does some nice things on an iPad, there isn’t much for iPhone 3G/3GS/4 if you are happy with the current jailbreak+unlock. You are urged to download TinyUmbrella and save your current firmware SHSH files. It is available on multiple platforms (Linux, Mac, Windows). The SHSH…