It&#x27;s DES. And yes.<p><i>&quot;Vinod Khosla, first President of Sun, came to me at one point and said to put something hidden, triggered in an unexpected way, into the ROM Monitor, so that if somebody cloned the Sun Workstation (violating our software’s copyright), we could do that unexpected thing to the competitor’s demo workstation at a trade show and thereby prove that they had cloned it.&quot;</i><p><i>&quot;I had found that saying years
before on a hand-painted sign tacked up on a pole or tree in central Pennsylvania, wrote it into one of my notebooks at the time, and plucked it out as the hidden thing after Vinod asked.&quot;</i>