Years ago, I was drinking with friends in a dive bar with a jukebox. I went over, quarters in hand, and noticed “It’s the Same Old Song” by the Four Tops, sitting there in the catalog, and chuckled.I decided to play it ten times in a row.Every few minutes, as we drank, the same Motown classic kicked on again. Eventually one of my friends cracked, “Why do they keep playing this same song?” A moment later, the realization dawned. That moment has been rattling around in my head lately, because Dona...