The BFR crew have just posted an article for beginners in computer cooling. This guide covers just about everything there is to know about the basics of air cooling, & is a must read for anyone getting started with their first rig.

"It used to be that you could count on the little fan in your power supply to suck the hot air out and keep everything humming along just fine. Try that on some machines today and you'll end up with a heap of smoking silicon and plastic and a decidedly dull, blank monitor to stare at."