SVCHost.exe 100% CPU usage

Ok, yes, this is a very annoying problem. I thought it was a virus but nothing came up in scan. Turns out that it was the WORST kind of virus: MICROSOFT.
All joking aside, this solved the problem for me under XP.
http://www.technibble.com/how-to-fix-svchost-using-100-cpu-memory-leak/

I give him(her) full credit for the solution.