Mac OS X 10.6.3


 * improve the reliability and compatibility of QuickTime X
 * address compatibility issues with OpenGL-based applications
 * address an issue that causes background message colors to display incorrectly in Mail
 * resolve an issue that prevented files with the # or & characters in their names from opening in Rosetta applications
 * resolve an issue that prevented files from copying to Windows file servers
 * improve performance of Logic Pro 9 and Main Stage 2 when running in 64-bit mode
 * improve sleep and wake reliability when using Bonjour wake on demand
 * address a color issue in iMovie with HD content
 * improve printing reliability
 * resolve issues with recurring events in iCal when connected to an Exchange server
 * improve the reliability of 3rd party USB input devices
 * fix glowing, stuck, or dark pixels when viewing video from the iMac (Late 2009) built-in iSight camera