I cannot comment on the feasibility of building a profitable open source business around Python tooling, but I can say that I'm very very glad someone is taking

I cannot comment on the feasibility of building a profitable open source business around Python tooling, but I can say that I'm very very glad someone is taking that risk: both Charlie in career/business risks, and the VCs in taking on the financial risk. I just get to benefit - ruff is really nice and I anticipate big improvements to Python tooling as a result, at no cost to me.