Oh, I WISH that was the case but I'd estimate only 10% of SWE would fit your model of minimum competence... and yeah a lot of that 10% are browsing HN. I recall in 2016 asking coworkers why they voted trump. "My 401k" was a frequent answer.

Vibe coding existed long before AI, especially in web/startup/enterprise information systems. You don't need to be a critical thinker to make a successful RoR app.