https://www.reuters.com/article/us-usa-cryptocurrency-mybigcoin/u-s-agencys-virtual-currency-oversight-faces-court-challenge-idUSKBN1J92F3

An obscure virtual currency called My Big Coin is now at the center of a closely watched case that could determine whether the U.S. Commodity Futures Trading Commission has the authority to combat fraud associated with cryptocurrencies.