You can read everything about iOS 4.1 and the compatible Cydia apps here. I missed jailbreak. I missed the tweaks and the customization, the possibility to FaceTime on 3G and the unlimited apps in ...

iTunes will now communicate with Apple’s servers but you’ll be able to change the hosts file at any time. About Cydia: it’s very likely that you’ll find it empty and without sources. To set it up ...