The Fairness of Virtual Currency

CNet.com is running an article looking into the fairness of the virtual currency exchange. From the article: "...according to two of the leading experts in the economies of these virtual worlds, getting a fair price in the exchange of real dollars for fantasy coins can be a crapshoot. Turns out it's hard to find reliable data about the dollar/virtual currency exchange rates in a pretend world where there's no Alan Greenspan setting interest rates and scolding everyone about irrational exuberance."