Why your vibe coded app only works in your head

Anyone can generate an app now. You open Cursor, describe what you want, and out comes clean, well-formatted code. It even has comments. It runs, and the linter’s happy. You scroll through the code and think, “Yeah, this looks right.” So you pat yourself on the back. You built an app. Except you didn’t. You built something that looks like an app but doesn’t behave like one. It ignores the messy…