You bet. I've got OS X 10.4.5 running on my Athlon 64 3200 at this very moment.

Can you say 'boot up time: 15 seconds'? I knew you could!

This will have to hold me until I can get my hands on a new Intel Mac....

lol can i have it when you're done with it?

assuming, of course, it's not all sticky by then...