Firmware update for Keyboard (MacBook and MacBook Pro)

Apple has just posted an update (available via the Software Update) concerning the keyboard of the MacBook and MacBook Pros (needs Mac OSX 10.5.2 minimum)

This MacBook and MacBook Pro firmware update addresses an issue where the first key press may be ignored if the computer has been sitting idle. It also addresses some other issues.
The update package will install an updater application into the Applications/Utilities folder and will launch it automatically. Please follow the instructions in the updater application to complete the update process.

The machines affected are the following:
- MacBook (Late 2006)
- MacBook (Mid 2007)
- MacBook (Late 2007)
- MacBook Pro (17-inch Core 2 Duo)
- MacBook Pro (15-inch Core 2 Duo)
- MacBook Pro (Mid 2007, 2.4/2.2GHz)
- MacBook Pro (Late 2007, 2.4/2.2GHz)