1 Reply Latest reply: Nov 18, 2012 8:22 PM by UKoC
NightNinjaPDX Level 2 Level 2 (255 points)

I hear many people talking about this and I was wondering what this actually does to benefit the mac, and how often should this be done?

MacBook Pro, OS X Mountain Lion, Quad Core i7 8GB Ram 750GB 7200