Thanks to Tina Zhen, Justin Drake, Uri Klarman, Matt Cutler, Alex Tesfamichael, Mike Neuder, Hasu, Fabrizio, Kydo, Alex Stokes, and Barnabé Monnot for invaluable feedback and discussions.

Thanks Brian Retford, Wei Dai, John Guibas, Mo Dong and Mustafa Al-Bassam for the great discussion that contributed to some of the ideas mentioned in this article! And thanks Garvit Goel , Federico Carrone, Seun Lanlege, Bo Du, Miko Matsumura, Misha Komarov and Daniel Tehrani, for reviewing my article!