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
Currency War of 2009–11 the rise in the Euro in the latter half of 2010 was China's purchase of Euro-denominated bonds. While China's intervention was in some ways helpful for the Eurozone, it also generated concern with several European officials speaking out against the action. These officials included: ECB governor Jean-Claude Trichet and Eurogroup president Jean-Claude Juncker. Japan also has a large current account surplus, and in 2009 and 2010 the country allowed the Yen to appreciate. However, in September 2010 Japan twice intervened to effect a devaluation. Japan has a number of challenges that limit its ability to allow ongoing currency appreciation, including