Safari 4.0.1 - 43.8MB
This update addresses incompatibilities between Safari 4.0 and certain features in iPhoto '09, including Places and Facebook publishing.
Bluetooth Firmware Update 2.0 - 1.8MB
This update provides bug fixes and better compatibility with the Apple Wireless Mighty Mouse and Apple Wireless Keyboard.
It installs on all Macintosh systems with Bluetooth based on the Broadcom chipset.