The Connection Machine has been around awhile, IIRC the first successful parallel processor. This appears to be the latest iteration.. Scroll down to the bottom: 'colliding processors', some things never change. http://slashdot.org/articles/00/06/27/137255.shtml Hope that's correct; the page isn't displaying correctly at the moment; but it's about 4 G4 PPC chips on a PCI card for an Intel motherboard. They got your Beowolf cluster right there. Also, today, a story on connecting 16 cell phones in parallel to get 150kb/sec in a moving vehicle. And a keeper headline: Inventor Building Rocket In Backyard