TUAW reports that sources internal to Apple have informed 9to5Mac that OS X 10.6.5 has been finalized and circulated within the company
9to5Mac also notes that such pre-release updates "usually come in one to a few days prior to public launch.". 10.6.5 is required for most AirPrint functionality in iOS 4.2.OS X 10.6.5 release expected this week
