The Prototype Looks Finished
A generated prototype can reach production with its basic workflow chosen by default. Faster building should make it easier to explore different ways to organize the work.
Voice of Customer
The Prototype Is the Research
Customer research captures what people want to be true about themselves, not what's true about their behavior. Concept testing was a compromise forced by the cost of building. That cost just collapsed. You can vibe code a working prototype in an afternoon. Test behavior, not stated preferences.