Every Thursday night, the "Mature Tubes"—a self-named club of four retirees—gathered in Arthur’s workshop. There was Elias, a former jazz bassist; Sam, who had spent forty years at the phone company; and Julian, the youngest at fifty-five, who had a penchant for restoring mid-century radios.
To the younger generation, a vacuum tube was an ancient relic, a glass bottle that did the work of a microchip but ten times less efficiently. But to Arthur and his small circle of friends, these glowing glass cylinders were the soul of sound. guys for matures tubes
"You see," Julian whispered, "that's the harmonics. Transistors cut the soul out of the high notes. Tubes just... they let them lean back and relax." Every Thursday night, the "Mature Tubes"—a self-named club