Bitcoin was the best performing currency of 2015, but what does it mean?
After a turbulent year that saw markets riled, commodities plunge, and currencies wither against the dollar, many expected the greenback to come out as the top currency in 2015. Instead, the cryptocurrency Bitcoin is being heralded as the best performing currency. Does that mean everyone is poised to get on board with bitcoin? Not yet. On the face of it, Bitcoin