Apple has just released 10.5.2 via Software Update.
There are a slew of changes/fixes, some of which are:
- Improved Airport connection reliability and stability
- Improved Dashboard widget performance
- Updated Stacks with a List view option, a Folder view option, and an updated background for Grid view
- Ability to turn off transparency of menu bar
- Reduction in overall menu transparency
- Adds a menu bar option for accessing Time Machine features
The big one that most people will be excited about is the ability to turn off transparency in the menu bar.
Post in the comments if you have any issues with this upgrade.