2013 Sep 23
Back in undergraduate engineering, Prof. Andy Stevens taught us our first course on digital circuits. In analog, everything is on a continuum: you can measure how many amps are coming through the system with ever more precision, or how many dollars you have allocated to marketing. In digital, everything is binary: 1 or 0, true or false, yes or no.
At the end of the intro day, Prof. Stevens said, and I remember this clearly after 20 years, "