The only method of payment for these illegal purchases is an untraceable peer-to-peer currency known as Bitcoins. After purchasing Bitcoins through an exchange, a user can create an account on Silk Road and start purchasing illegal drugs from individuals around the world and have them delivered to their homes within days.
quote: you talk (as so many do) as though the only country in the world that matters is the US. This is 5% of the global population. The rest of us can buy and sell without using USD at all.