Unlike other traditional currencies, this first decentralized digital currency works without a single administrator and central repository, unlike government - issued currencies. (techbullion.com)
The Court ruling was made clear following a complaint by a Swedish entrepreneur wanting to provide a service on a Bitcoin exchange which involved other traditional currencies. (bitcoinist.com)
While it's possible to buy these currencies with dollars or other traditional currencies, it's often simpler to use bitcoins (which is the easiest digital currency to acquire) to buy them. (fortune.com)