has anybody else heard that using script and stuff (i used app called secrets of osx) that enabling quartz 2d extreme and disabling beam sync will speed up the computer alot? i'm tryin it right now and its making my applications open soo much faster and seems so run alot quicker but i was wondering if there is any danger in running my alum macbook like this will it cause quicker overheat? has anybody encountered any thing bad by enabling the quartz 2d extreme and disabling beam sync? if so i'm gonna turn it off right away -_-... haha thanks for the help