First, check out the news story:

http://www.engadget.com/2008/03/13/district-attorney-on-trial-for-building-monster-gaming-rig-with/

Then go to:

http://www.penny-arcade.com/comic/2008/03/12

Nice!

Now, I have to object...

I happen to work for a state agency.
My work laptop is a XPS1710...
A couple of my coworkers use Alienware laptops...
And we have several gaming rigs in the office. Probably about 6 of them actually...

My point being that sometimes gaming rigs just happen to be able to be good at handling other things too. Like large scale storage (e.i.: cheep server), or computer forensics...