https://www.youtube.com/watch?v=3iyYLd-OjrU&t=505sVideo can’t be loaded because JavaScript is disabled: Hidden Pocket-Sized Studio: Chris Von Sneidern (https://www.youtube.com/watch?v=3iyYLd-OjrU&t=505s) Tucked away in San Francisco’s Mission District is a small, fireproof room that holds decades of sonic history. It’s not a museum, though it could…