An employee inspects machines for the production of bitcoins and litecoins at the "CryptoJuniversóe" mining centre in Kirishi, Russia. AFP
An employee inspects machines for the production of bitcoins and litecoins at the "CryptoJuniversóe" mining centre in Kirishi, Russia. AFP
Cryptocurrencies not a substitute for traditional money, IMF says
Market capitalisation of all virtual money has fluctuated erratically, which makes them less reliable
