Some users that take advantage of the ability for iTunes to stream to external speakers wirelessly via AirTunes are finding that after upgrading to iTunes 9 their AirTunes capabilities no longer work properly.
Some users have experienced an issue with the latest upgrade to iTunes (version 9.0.3) breaking the functionality of AirTunes over their wireless network.
AirPort audio dropouts with AirTunes when using 802.11b cards; screeching
iTunes 6.0.2 special report: AirTunes and multiple speaker sets
More on AirPort Extreme Base Station/Express/AirTunes dropouts
Apple has released Apple TV software update 2.3.
Odds and Ends: RealPlayer 10 connection issues; AirPort Express/AirTunes and multiple users; more
With the release of iTunes 8 yesterday, which includes new visualizers, HD video playback, new browsing views, and a "Genius" playlist editor/songfinder, users have quite a few new features to explore, but also some significant new issues with which to c
iTunes 7.0 Special Report: AirTunes streaming broken? Store issues? Enable IPv6
iTunes 7.0 (#2): Problems transferring movies, games on original 5G iPods; AirTunes streaming, store issues? Enable IPv6; more