Apple releases iTunes 8.2.1 today.
iTunes 8.2 now supports iPhone or iPod touch with the iPhone 3.0 Software Update. iTunes 8.2 also includes many accessibility improvements and bug fixes.
iTunes 8.2.1 provides a number of important bug fixes and addresses an issue with verification of Apple devices.
iTunes 8.2.1 is available for Mac OS X 10.4.11, 10.5.7, 10.6 and Windows XP/Vista.
Of course a lot of people are speculating and reporting that iTunes 8.2.1 breaks Palm Pre syncing.