And it loses money. And doesn't it have time reliability issues?

The exact same comment could be made of Atlanta's roads.

How did we get here from the post about uv?

This did veer very far from uv!

I'm so stoked for what uv is doing for the Python ecosystem. requirements.txt and the madness around it has been a hell for over a decade. It's been so pointlessly hard to replicate what the authors of Python projects want the state of your software to be in.

uv has been much needed. It's solving the single biggest pain point for Python.

roads also lose a lot of money, and that's fine. Public infrasturcture doesn't need to make money

Is your car a profitable investment?

Public transport is to move people around, not to make money.