Could Computers Heat Homes?

http://learningenglish.voanews.com/media/video/could-computers-heat-homes/2767519.html Companies spend a lot of money cooling computer servers which generate a lot of heat. Now, a company wants to use that heat to warm homes. Las empresas gastan(pasan) mucho dinero que refresca a los servidores de ordenador que generan mucho calor. Ahora, una empresa quiere usar aquel calor para calentar casas....