owen (pumpkin spice aspect) on Nostr: npub14ux2h…sjx88 The fluid dynamics problems are written on the subway walls
npub14ux2hjvvp3e8xekxajz4vy7js8dg3tzp48md0tr4m7wmwmy0ye5srsjx88 (npub14ux…jx88) The fluid dynamics problems are written on the subway walls