So. There he is in the direct lineage on my Family Search app, my 60th great Grandfather: Jesus Christ. This article explores the problems of using genealogy apps and sites. And literally, they go way back.
As Joe Gore experimented with circuits for Purr, he didn’t seek to put the sound of a Magnatone amp or Leslie peaker in a pedal. Instead the goal was An idiot-proof, “Goldilocks” vibrato. So he created a circuit with a triangle-ish LFO that doesn’t require a depth control to sound just right.