People are already building immersion-cooled computers, see http://www.maximumpc.com/article/features/hardcorepc_reactor http://www.maximumpc.com/article/featur

People are already building immersion-cooled computers, see http://www.maximumpc.com/article/features/hardcorepc_reactor http://www.maximumpc.com/article/features/hardcorepc_reactor They use non-conductive oil instead of glass ;-)