I think that many simply do not understand this and on this they are afraid. Because it is a complex technological thing requiring experience. Many people simply do not know how to use a computer, not to mention such a complicated world as crypto-currencies
Experience is not only the requirement to invest in cryptocurrencies. The main point is to adapt the modernization on how they will invest their money into a legit and safe investment. People are just afraid because of spreading fake ads, fake news and fake sites o invest.