Strictly speaking, digital currency is similar to traditional banknotes. It is a symbol of value and has no intrinsic value. To achieve the universal acceptance of currency and maintain the stability of currency value, it is necessary to have an authoritative institution as a credit guarantee to ensure the normal circulation and use of currency.  In order for a digital currency to become a currency in the true sense, it must ensure stable value.
The quality and use of digital currency are closely related to people's cognitive level and morality.  To a certain extent, the higher the level of knowledge and the deeper the cognitive level of the design subject, the more perfect the digital currency it designs may be

Yes, when new things emerge, bubbles often appear, and at the same time, some people will stir up troubles and endanger the economic security of the public.  In this regard, the relevant stakeholders will probably continue to game and explore. I believe that in time, the blockchain technology will have a route to generate more tangible value to society, so that more people can benefit, rather than speculation

Hope you didn't do what she said