I'd argue that this is quite tunnel visioned since here are large Python codebases that are busy printing money for these huge SaaS companies while I'm writing

I'd argue that this is quite tunnel visioned since here are large Python codebases that are busy printing money for these huge SaaS companies while I'm writing this comment. Whether we like it or not Javascript and Python have won the game with all of their warts and no amount of WASM is going to change the fact in the foreseeable future.