Sorry but this article has nothing positive in it for this coins.
It just shows that bitcoin can be used for trading oil , so by this opecoin has no real purpose anymore.
But a new report (Disruptive Technology: Bitcoins, Currency Reinvented?) recently issued by Kuwait-based investment banking and asset management firm Kuwait Financial Centre, also known as Markaz, even goes a step further: Oil producing countries, particularly in the GCC, could benefit if they would use bitcoin in oil trading, Markaz research department argues.