Uhm!!!! I dont think so.I guess not!!? Crypto will be forever now. Crypto for the future will be a kind of fiat also that been use digital currency.as of now we can see that  crypto was popolar now.we are now in the hightech technology.. And now is nothing impossible and everything will happened and I know someday crypto will be using all over the world.this is just a prediction of  me because crypto run by new tecnologies and will forever using this crypto also will be forever like developing technologies that will never be gone.