The monetary section is already digitalized in many countries and only few percent of the people who are living in the poor countries who does not have the proper infrastructure to maintain digitalized program are using withdrawing FIAT money; other than that people are enjoying themselves using the digital transactions. So world is already using digitalized system. What crypto can do is that it can provide a decentralized platform where people can handle their own money all over the world via a single method of transactions and even having lesser fees that they cannot afford with traditional banking.