It is true but sooner or later all the countries of the world will have to start digitizing their economy, unifying with the most developed countries.
Those who are most scared with cryptocurrencies are the bankers because bitcoin or other cryptocurrencies are de-centralized this threatens their finances.
Cryptocurrencies and exchange systems are already a reality and it will be identified more strongly in the coming years and fiat money will disappear, it is my humble opinion.