This is quite a sober and reasonable analysis from an architect https://youtu.be/2b7uMJkvS0o
A comment from a consultant, on Astral Codex Ten https://astralcodexten.substack.com/p/model-city-monday-8122...
Not to mention Scott Alexander's writeup: https://astralcodexten.substack.com/p/model-city-monday-8122