good man,
The_other_one would be a good one to get on board, and he has shed loads of machines.
And of course i assume praetor has a couple, anyone else care to join, just go to
http://folding.stanford.edu/
click download on the correct folder for you version of windows/linux/mac
then once down loaded you can specify the team number in the apps config page
If your worried about running your cpu too hard you can limit the cpu 100% for the app.
And the app doesn;t hog cpu cycles so you will never even notice it running.