As of now we can't deny how scammer really spread in bounty that's why we should more alert and be good at all the time because this is the reason that our profits will grow.. More research for our own good and be smart at all the time.
It's true, being smart and always doing research on every new thing is not a bad job and it's mandatory to do because it's for the sake of not being fooled by scammers, so it's worth doing before we trust them.