To be fair to the proposal’s advocates and the person who posted the blog article which prompted it: they’re not wrong that npm audit is mostly irrelevant noise and actively harmful (incentivizes individuals to ignore meaningful security issues) because of that. Their proposal is just the wrong solution, and last I checked in they were too wedded to it.
npm audit is pretty damn meaningless at the moment. Creating a bog-standard react app with create-react-app (`npx create-react-app my-app`) right now results in
This is a job posting for a security engineer at npm from July 4, that appears filled to me. I'm sure as an organization npm inc. is aware of vulnerabilities in their core product, so there's internal back and forth - the usual stuff.