The incremental 2.41 patch from Blizzard. Changes are to the UI and some bug fixes. See File/Full Details for the list.
Hunter
* Tranquilizing Shot no longer incorrectly restricts use of other Hunter abilities in specific situations.
User Interface
* Combat Log
o Only the last 300 combat log entries are now stored.
o Filter settings are now properly saved.
o Changing zones will no longer reload the entire log
Bug Fixes
* Fixed a sound engine error that was causing lock-ups on exit.
* Fixed a shader error that was causing kernel panics on Mac PowerPCs.
* Fixed a bug on Mac that was preventing the intro Cinematics from playing.