That was done in the 80's: http://en.wikipedia.org/wiki/Connection_Machine http://en.wikipedia.org/wiki/Connection_Machine . Richard Feynman had to help the de

That was done in the 80's: http://en.wikipedia.org/wiki/Connection_Machine http://en.wikipedia.org/wiki/Connection_Machine . Richard Feynman had to help the designers with the hard bits. Users recall them fondly. In the end, clusters became too cheap for custom hardware like this to compete.