Crypto is the future economical system. fiat currency is going to down and crypo come to the top very soon.Cryptocurrency is very much here to stay,” said futurist and author Thomas Frey, noting that he’s speaking to the Federal Reserve in September on the topic. He predicts that “cryptocurrencies are going to displace roughly 25% of national currencies by 2030. They’re just much more efficient, the way they run.