Great mix of napkin math and proper analysis, but what strikes me most is how cheap LLM access is. For it being relatively bleeding edge, us splitting hairs on < $20/M tokens is remarkable itself, and something tech people should be thrilled about.
Smacks of the "starving kids in Africa" fallacy, you could make the same argument that tech people should be thrilled for current thing being available at $X for X = $2/$20/$200/$2000...