Apple has released Keyboard Software Update 1.2. Apple states that the update is intended to provide support for Apple's aluminum keyboard special features. The 35.3 MB update requires Mac OS 10.4.10.
In addition, Apple also released Compatibility Update for QuickTime 7.2, which promises increased compatibility with iLife. The 18.1 MB update requires Mac OS 10.3.9 or 10.4.9 or later and QuickTime 7.2.