Vanity of vanities, says the Preacher, vanity of vanities! All is vanity. —Ecclesiastes1 I was a fight fan in my youth. On Friday nights, my dad would pop home after his arduous work week with a quart or two of Eastside Old Tap Lager in hand—or when he was feeling flush, the slightly pricier Miller High Life—and we’d tune into the Friday Night Fights hosted by Don Dunphy, whose voice remains permanently etched in my memory. (Exactly where, is what I want to know, and how does memory encode itself into my brain matter to so clearly remember a voice?)…