iTunes update 8.0.2 is available via the software update and comes in at 60,3 MB.
Here is a list of changes
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.
[translation by crispin]
