I did that demo 2-3 times per week for over two years. It was fun. The best time ever was when I presented to Bob Metcalfe's class and he heckled me: https://t

I did that demo 2-3 times per week for over two years. It was fun. The best time ever was when I presented to Bob Metcalfe's class and he heckled me: https://twitter.com/CaseySoftware/status/170301958727536640 https://twitter.com/CaseySoftware/status/170301958727536640 I got him back in my closing though: https://twitter.com/CaseySoftware/status/170304358905425920 https://twitter.com/CaseySoftware/status/170304358905425920