First of all, let's understand what is digital currency? Digital currency are currency with no physical attributes and are available only in digital form. So if we need to do transaction with them we use computers or electronic wallets which should be connected to internet or a particular network.  Types: Central bank Digital Currency : regulated by central bank of a country. It can somewhat replace or be an alternative to traditional fiat currency. China has e-CNY, a digital version of fiat currency. Virtual Currencies : unregulated digital currency that is controlled by developers or founding organization. An example of this is gaming token whose economics is defined and controlled by developers. Cryptocurrencies : They are digital currency that use cryptography to secure and verify transactions in a network. They may or may not be regulated depending on the law and policy of different countries. Benefits of Digital Currency : - They are very fast in transaction as they are...