Exactly. It's hard to say that they've had massive successes when none of the companies have returned money to their investors. That's proof that you've succeed

Exactly. It's hard to say that they've had massive successes when none of the companies have returned money to their investors. That's proof that you've succeeded. The rigor imposed by the SEC makes it a lot harder to fake/inflate the valuations. That said, I think all of those companies have done great things. Spotify, for instance, has revolutionized the music industry, and Palantir is a major player when it comes to government software (my employer competes with them in Canada).