virtual currencies that suddenly seem to really interfere with the authority and stabilization of the US Dollar, Euro (world currency), banks, gold, silver, anti-government, debit cards and credit cards. But in my opinion, Bitcoin creates a financial risk if the bubble bursts, because there is an interaction between virtual currencies and the real economy as experienced by Zimbabwean countries, their exchange rates are very weak Causes of low exchange rates such as trade balance deficits , low interest rates and also public debt and economic and political conditions of a country. If there are regulators, payment systems and decentralization can make it easier for Bitcoin to survive, even though many enemies it creates by declaring itself as a revolution can also prepare for the development of financial technology in the future ...