Apple tonight has released iTunes 8.0.2 as an update prior to the upcoming 2.2 iPhone firmware.  The update says the following:


iTunes 8.0.2 improves stability and performance and provides a number of important bug fixes, including:

• Addresses a quality issue creating MP3s on some computers.
• Fixes a connectivity issue with the iTunes Store when using some Internet proxies with Mac OS X.
• Improves accessibility with VoiceOver.


You can get it now via software update.