A supercomputer that may be able to perform a half-trillion operations per second has been built out of 70 Sony PlayStation 2 consoles for around $50,000 by researchers at the University of Illinois at Urbana-Champaign’s National Center for Supercomputing … http://www.acm.org/technews/articles/2003-5/0528w.html#item4

This is probably why Dr. Rodrigo wants to look into that… =)