> One shotting slop is very different from iterating back and forth with an AI.

Bun is also iterating back and forth with AI. The rewrite only got popular because of bigger scope. The bigger the scope is, the more bugs there are.

> getting node compatibility tests passing

So does Bun.

> which is something an LLM is very good at.

Doesn't matter. The code those LLMs operate on is simple enough that any middle software engineer can do.