Apple today released iTunes 4.7 which includes support for copying photos to an iPod Photo, the ability to show duplicate songs in your library, and other performance improvements.
iTunes 4.7 requires Mac OS X version 10.1.5 or later (Mac OS X version 10.3.5 is recommended). Music sharing and DVD burning require Mac OS X version 10.2.4 or later, and AAC encoding requires QuickTime 6.2 or later. To use music purchased from the iTunes Music Store in iLife ’04, you need to have QuickTime 6.5.2 and the latest iLife software updates installed. AirPort Express with AirTunes requires Mac OS X version 10.3 or later, a compatible stereo system or powered speakers, and Internet access. Some ISPs are not currently compatible with Airport Express.