Since you missed the point of the comment above, scams exist for every currency. What crypto brings to the table is secure, as in cryptographically secured wallets keeping your digital access to funds yours alone, and decentralized, as in no government can rapidly devalue it or shut it down, multiple ledger finances.

But yes, don't buy the hip new coins because of any influencers, and don't fall for "it's never going back down" pump and dumps.