- connecting to wireless networks using the EAP-FAST protocol (WTF?)
- Apple USB modem reliability
- using OpenType fonts in Microsoft Word
- compatibility with 3rd party USB hubs
- scanner performance
- RAW camera support (oooh...)
- printing documents with Asian language names
- performance of the Translation widget
- broadband network performance (...o.O)
- security updates
There's also iTunes 7.0.1.
