There have literally been people sued over this because they used it to get funding; the most extreme example, where they kept doing it well beyond demo purpose

There have literally been people sued over this because they used it to get funding; the most extreme example, where they kept doing it well beyond demo purposes, is Theranos. And yet, you’ll still have people here acting like it’s totally fine. As you said, it’s one thing to demonstrate a prototype, a “this is how we intend for it to work.” It’s a whole other thing to present it as the real deal.