Best Pc for audio?

Hello, i want to know your thought about the best computers brand for audio purposes. You rather using a laptop, a mac or a desktop?
easy to use, fun, reliable, built in firewall, fun.

the commercials are so real it is not even funny.
I'm with Buff! I use an iTouch as a remote for iTunes and love it. Solid hardware with solid support. The jury is out on sonics, but in the meantime their seamless hardware is hard to beat.