On June 13th, the well-known financial and telecommunications public WeChat public account "Qin Hao Friends Circle" issued "Digital Currency, the fourth largest bubble in the history of human finance? 》. The article pointed out that for ordinary digital currency, in a normal society, a kind of inflation is not so vicious, triads and terrorist organizations are not so embarrassed, there are not so many people who want to wash money and evade taxes and tax evasion, digital currency is only one at most. Currency, like the previous silver gold, the return on investment in buying money is not high. When the bubble of the digital currency bursts and the drumming spread stops, you only have a bunch of code left in your hand. If it is a metal currency, silver or gold, you can still make a brooch and don't wear it on your clothes. However, digital currency is just a few strings of numbers. Of course, you can put paper strips with these numbers on your clothes. The bubble of digital currency is destined to break, and digital currency is destined to continue to exist. Just as the tulip bubble is destined to break, the tulip will always exist.