All iPhone 4, iPhone 3GS and iPhone 3G unlockers, you are being forewarned to stay away from iOS 4.2.1 update. As per The Big Boss blog , Apple has implemented boot-level baseband signature check feature in the new iOS 4.2.1 update. That means if your iPhone doesn’t correct baseband moden number then it won’t boot. Apple is clearly blocking out the ability/hack to retain the old baseband version even if the latest iOS update is applied (more…)

iOS 4.1 is now available, This update includes major bug fixes like proximity sensor, Bluetooth, and the major performance drop  on iPhone 3G after the iOS 4.x upgrade, which is fixed. It also adds High Dynamic Range photos which takes three pictures at different exposures and combines them to produce the best output. Also, Game Center will finally make its public debut (finally).

But if you are relying on ultrasn0w (more…)