There are many reasons behind this.But government knows well.May be government think that the economic problems will be faced for it and money will be reserved.People are going to make loss in their investment.For those reasons,a lot of counties don't allow to use crypto probably
Because the government is scared! Fear cannot control the digital financial system because decentralized P2P systems make transactions untraceable if there are no reports. The government wants the financial system monitored to prevent financial crime, besides that the government must also get taxes to run its government and for infrastructure development. Without tax, a country goes bankrupt.