For many decades, governments have had absolute control over the global monetary system, especially of the fiat currency system with which they can easily manipulate the supply of circulating money. (ccinews.net)
However, digital currency systems allow users to remain relatively anonymous and there is no central data bank. (moneysmart.gov.au)
Bitcoins have come a long way since they were introduced as a decentralized virtual currency system in 2009. (customerthink.com)