http://www.wdtimes.com/online_features/home_improvement/article_7ef62e5d-118e-54b7-9a07-429d5a8d83d1.html > (NAPSI)—Social and traditional media have been abuzz with articles and information about the rising phenomenon of digital currencies. But what does it all mean and should you buy in? > Cryptocurrency, or simply crypto, is one type of digital currency. Cryptocurrencies are distinct from "fiat currencies" such as the dollar, euro or yen. Unlike fiat currencies, crypto isn't represented or organized by physical paper units or coins. Rather, each unit is a unique alphanumeric string of computer code.