When I was a small boy, the only stereo with which I had contact was my aunt’s big monster console record player/AM/FM radio, about the size of a deep freezer, with a deep, rich bass. You could load six (I think) lps on it and it would play one, drop the next one onto the turntable, play the next one, and so on until the last was played. The arm would swing back over to its rest and the thing would shut off. This was scary-good high tech in those days. The stereo had a small red light, about the size of one of those red dots that we’re not…