However, we have videos being posted by PhDs at universities and their students. The stakes are quite a bit higher if it turns out they were faking these videos - and will be quite readily apparent. This is easy enough to synthesize that there are hundreds of labs in the world working on replicating it. You'd be found out to be a fraud, fast, and for what reason? Twitter likes and retweets for a few weeks? Why would you ruin your career over that?