Like many vinyl obsessives, I've amassed a considerable CD collection—a 10' × 15' wall of them, behind dark blue curtains in my listening room. It is almost as if I was concealing a dirty secret from purist analog snobs, including me.

Renowned British turntable manufacturer Rega once defined a turntable as a vibration-measuring machine; that definition became the title of a coffee table book tracing the company's history and design philosophy.

One of my foundational memories of becoming an audiophile was waiting to listen to a pair of speakers at Sound by Singer in Manhattan. Perhaps a more apt verb is loitering, because I was in my mid-20s and always felt on the verge of being thrown out.