&quot;This thing was going one day when a friend of mine named Edward Fredkin, who’s a professor of computer science at M.I.T., came in, and he said, ‘That sounds pretty good. How did you get it to make those sounds?’ I showed him, and we spent the afternoon making more sounds. Fredkin formed a company to manufacture the machines as toys.”&quot;<p>I believe this is it:<p><a href="http:&#x2F;&#x2F;createdigitalmusic.com&#x2F;2014&#x2F;06&#x2F;meet-strange-wonderful-70s-machine-used-ai-make-music&#x2F;" rel="nofollow">http:&#x2F;&#x2F;createdigitalmusic.com&#x2F;2014&#x2F;06&#x2F;meet-strange-wonderful...</a>