http://www.macworld.com/news/2006/12/05/wow/index.php?lsrc=mwrss
Now this is interesting
When I had it installed (2Ghz 1G MacBook with 512MB RAM) it was just about playable...but only barely. If this update could give me a performance boost up to pretty damn playable I might re-subscribe, so I need reports please 
Blizzard claims that multithreaded OpenGL support can, in fact, double the performance of World of Warcraft depending on your Mac’s hardware capabilities and the settings specified in the game.
Now this is interesting

