Digital currency bitcoin is a digital currency but also a type of virtual currency. Bitcoin and its alternatives are based on cryptographic algorithms, so these kinds of virtual currencies are also called cryptocurrencies. Most of the traditional money supply is bank money held on computers. This is also considered digital currency. One could argue that our increasingly cashless society means that all currencies are becoming digital, but they are not presented to us as such. Currency can be exchanged electronically using debit cards and credit cards using electronic funds transfer at point of sale. A number of electronic money systems use contactless
Currency War of 2009–11 relaxing some of Brazils anti-appreciation controls. Alarms were raised concerning a possible second 21st currency war in January 2013, this time with the most apparent tension being between Japan and the Euro-zone. Following the financial crisis of 2008 widespread concern arose among advanced economies concerning the size of their deficits; they increasingly joined emerging economies in viewing export-led growth as their ideal strategy. In March 2009, even before international cooperation reached its peak with the 2009 G-20 London Summit Economist Ted Truman became one of the first to warn of the dangers of competitive devaluation breaking out. He also coined