My iBook updated!! 10.4.6~!

About this update
Meet the world’s most advanced operating system. Again. Instantly find what you’re looking for. Get information in an instant with a single click. Mac OS X Tiger delivers 200+ new features which make it easier than ever to find, access and enjoy everything on your computer.

What’s New in this Version
The 10.4.6 Update is recommended for all users and includes general operating system fixes, as well as specific fixes for the following applications and technologies:

- login and authentication in a variety of network environments
- file access and byte range locking with AFP file sharing
- network access when using proxy server automatic configuration files
- connecting to Cisco VPN servers using IP/Sec
- using Bluetooth wireless devices
- searching iWork and Microsoft Office documents with Spotlight
- saving Word documents automatically when using a network home directory
- creating Automator workflows for iPhoto 6
- synchronizing contacts and calendars to .Mac and mobile phones
- mounting and unmounting iDisk volumes
- compatibility with third party applications and devices
- previous standalone security updates

http://www.apple.com/support/downloads/macosx1046forppc.html