Last night, Apple released a new version of iTunes that doesn't bring much news, but it will probably be necessary to be able to use all the functions available in iOS 4.3. MuscleNerd a announced last night on his Twitter account that the new version of iTunes does not in any way affect the jailbreak of our terminals, so you can install it quietly.
Here is the changelog for iTunes 10.2.1:
You can download the new version of iTunes from here.
