"It works" is the most expensive lie in vibe-coding

Someone posted a teardown of 100+ AI-built SaaS repos this week — Next.js, Supabase, Stripe, all the fast-build stacks. The finding: the apps ran, the UIs looked fine, the builds passed, and almost none were actually safe to put in front of a stranger. Everyone read it as a security post. I think it's a finishing post wearing a security costume. Here's the thing the teardown accidentally proves: AI gets you to a running app in days. That's the 80%. It compiles, the demo works, the screenshot loo