The waitlist function works so you can test out your idea, show people, and get people to sign up for the waitlist. If you can do that then you have demand for your idea and its worth dedicating resources to build it.
I asked it to create a SPA kids game for grade 2, with simple questions (10 questions out of 20 to 30 questions pool). It instead created a landing page of some sort. Probably I misunderstood its purpose. It cannot do web programming I guess.
The waitlist function works so you can test out your idea, show people, and get people to sign up for the waitlist. If you can do that then you have demand for your idea and its worth dedicating resources to build it.