It's easy to see through this showmanship when the product is a car. So why not when the product is software?
I think the reason that it's more prevalent with software is that it's easier to hand-wave away stuff, because you can say "well we're creating the market for this field". I don't fall for that stuff anymore, but I did when I was first starting in this field.
Genuinely asking.
Be sure that the fraud is obvious at the time of the post (and not in retrospect), is actively celebrated at the time.
Something, something [..] bulletproof Cybertruck [..]
You have a bunch of people who consider themselves "the smart money" who have been had, and if they pull out, that's an acknowledgment that perhaps they're not that smart.