I don't think so but to my mind the answer is obvious because the number of scams has increased. It is difficult to define who is who. That's why a lot of people think that it is necessary to be careful with everyone
People who got scammed our those people who does not have the time to do research about the project or the investment they put effort upon doing. We should always take time to learn and to educate ourselves so that in the future we could a better way of earning and investing on putting our effort and time. So let us be aware of the risk that is always present in the world of investment and cryptos to avoid loss and being scam by other people.