Digital currency impossible to reverse a transaction, justified or not. It is very similar to cash. Advantages of this system include it being cheaper to operate, and transactions are instantaneous. Western Union, KlickEx and Bitcoin are examples of this type of currency. Soft electronic currencies are the opposite of hard electronic currencies. Payments can be reversed. Usually, when a payment is reversed there is a "clearing time." This can take 72 hours or more. Examples of soft currencies are PayPal and any type of credit card. A hard currency can be "softened" with a third party service. Many existing digital currencies have
Digital gold currency protected against inflation, devaluation and other economic risks inherent in fiat currencies. These risks include the monetary policy of countries or territories, which are said by proponents to be harmful to the value of paper currency. can be used to buy, hold, and sell precious metals, but do not promote themselves as an "investment", as this implies an anticipated return. Some providers do not sell DGC directly to clients. For those DGCs, e-currency must be bought and sold via a digital currency exchanger. Currency exchangers accept payment in national currencies by a variety of methods, including Bank Wire, Direct Deposit,