If you are lucky you will find two new Software Updates for your Mac today. One is for macBook Pro’s only and the other if for your Airport Software.
Description for the MacBook pro Update:
This update eliminates the noise made by the optical disk drive during system startup and wake from sleep on MacBook Pro computers. When installation is complete, please run Software Update again, and install SuperDrive Firmware Update 3.0.
To complete the firmware update process, please follow the instructions in the updater application (/Applications/Utilities/MacBook Pro EFI Firmware Update.app). The updater will launch automatically when the installation is complete.
Description for the Airport Client Update:
This update is recommended for all Macintosh computers running Mac OS X Snow Leopard 10.6.2 and includes fixes for the following:
• Inability to turn AirPort on or off in some cases after upgrading from Mac OS X Leopard
• An occasional loss of network connection when using Wake on Demand
• Inability to create a computer-to-computer network, or share the Internet connection on some MacBook, MacBook Pro, and Mac mini computers