crypto currencies are still new in people's world. and in some periods the prices change rapidly as the balances change. in these cases investors began to think that the crypto money industry was in danger. But such a situation is impossible.
Price of cryptocurrency which is so fluctuate make people think that crypto is dangerous. Up and down so deep also one of the reason but its not the only story. I know cryptocurrency is really dangerous specially for new people who dont have enough knowledge so please make yourslelf knowledgable before doing trading.