Spanish article:
Dinero digital y trueque dos alternativas al euro
(Digital cash and barter are two alternatives to the euro)
Marion Mueller
2012-07-09
http://www.oroyfinanzas.com/2012/07/dinero-digital-trueque-alternativas-euro/...
One of these examples of digital money is Bitcoin that emerged in 2009 as an alternative to conventional currency, as money parallel. It is a decentralized system of electronic money, digital money system encryption (cryptocurrency) with a P2P structure that tries to impose as payment and money parallel. Bitcoin works in many countries and you can buy almost any product or service, provided the other party accepts Bitcoin.
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