A special edition of PwnageTool (version 4.1.3) has been released which can update the baseband of iPhone 3GS & 3G to 06.15.00 so that they can be unlocked using Ultrasn0w 1.2 on the latest iOS 4.2.1 or iOS 4.1 firmware. This is important because basebands 05.14.xx and 05.15.xx are currently not unlockable using Ultrasn0w.
As promised, the iPhone Dev-Team has released the necessary carrier unlocking tools which can unlock the latest iOS 4.2.1 firmware on iPhone 3GS and 3G on basebands later than 05.13.04. Since iPhone 4 has different baseband OS, It'll take a little while longer for the Dev Team to unlock it on the latest firmware.
It was only a few days ago when a proof of concept hack for streaming videos via AirPlay using third party apps was shown on video. This was based on Erica Sadun’s discovery, details on which can be found here.
The most vocal member of the iPhone Dev Team, MuscleNerd, has confirmed that the much awaited unlock for iPhone 3GS & 3G (all basebands) on iOS 4.2.1 will be released this Sunday with a new Ultrasn0w update!
This is just to let you all know that we have now updated our previous article about iOS 4.2.1 jailbreak using Redsn0w with a complete step by step video guide. You can follow the well explained instructions in the video to jailbreak iPhone 4, 3GS, 3G, iPad and iPod touch 4G / 3G / 2G using the newly released Redsn0w 0.9.6b4.
AppSync has been updated to version 4.2 so that it can be used with the new iOS 4.2.1 firmware. For those of you who don’t know, AppSync patches MobileInstallation file on iOS which is needed in order to install .ipa files manually without using iTunes.
It seems like Apple has created yet another obstacle for jailbreakers and unlockers with the introduction of a baseband requirement for iOS starting from the newly released iOS 4.2.1 firmware. As Reported by Semaphore, the creator of the popular TinyUmbrella program was the following.
Barrel is a new tweak available in Cydia, developed by Aaron Ash which adds a 3D “cube” effect to your iPhone’s springboard. This is a very cool tweak which changes the look of how your home screen icons scroll. Please note that this works for all devices running iOS 4.x + apart from the iPad or those with SBRotator installed.
The iPhone Dev Team has just released Redsn0w 0.9.6b4 today which brings first proper jailbreak, with working Cydia and MobileSubstrate for all iOS 4.2.1 devices.
Arriving today was the eagerly anticipated iOS 4.2.1 update, along with previously-paid Apple's device tracking, locking, and wiping tool called Find My iPhone.

