BB pal Greg Long spotted this magnificent graffiti near the GAMA-GO world headquarters in San Francisco's SOMA.
If you know the artist, please help me credit him/her! Commenters say it's the work of Goser! Thanks!
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.