Just because there has to be an obligatory link to his phenomenal website:<p><a href="http:&#x2F;&#x2F;www.kleinbottle.com&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.kleinbottle.com&#x2F;</a><p>Cliff Stoll has to be one of the most genuine and wonderful mad engineers out there. His work is just one gem of brilliant hackery after another.