My advice would be to create a barrier using plastic sheeting around the rack and duct outside air at the bottom of the rack and hot air at the top of the rack directed to the outside.
I design data centers for a living and that's the most cost effective way to cool any IT equipment.
Get Wolfenstein for $40 dollars for the 360 or PS3 or $30 for the PC.
And the Gold Box has Video games titles today starting with Ghostbusters
http://www.amazon.com/gp/goldbox
Datacenters are running hotter. ASHRAE continues to raise it's operating temperature guidelines for DC's about every time they issue a new TC 9.9 spec. I am pushing my DC up to 75 F and the exhaust temp of my equipment is no higher than 88 F.
What datacenters need to do (and most new designs...
I use mediatemple for work and a few of my sites. Squarespace is very nice if you don't want to have to admin/install your own a CMS or blogging platform.
I am an avid Raptor user and after reading the reviews I picked a few of these up and absolutely love them. They are quiet, fast and run pretty cool. Couple all of that with a five year warranty and 32mb cache and you have one amazing piece of hardware.