The world has been in a downturn for many years, and perhaps it really needs to encrypt money to drive a push. For the time being, I don't think how serious the bubble is. As long as you see how many people join the virtual currency this year, you can see that this is a natural growth. Of course, this growth rate is too fast. Let's be patient.
A small portion of cryptocurrencies such as bitcoin and ether, as well as public service tokens of real value, will persist for a long time, but the price may fall.