Scammers are indeed a big problem, either in fiat or crypto world. They've been there since a very long time and no one can stop all of them, maybe few of them, but they can't be totally eliminated. As long as there's money involve, they will take the chance to deceive other people but many people are now aware of their tactics and are now taking extra care but there are some that still fall for that, most especially newbies with no knowledge about cryptos.