Apple released the firmware 3.0 Beta 4

Has just released a new version of firmware 3.0, this is the fourth update since its announcement on 18 March 2009.

Along with the firmware 3.0 Beta 4, has an update to iTunes (Pre-release) and also won an SDK update. Who's developer and is registered in the program from Apple can now download the files.

This time who do not have the new iTunes (Pre-release) (which was only released to registered developers), will not install the new Beta.