In the past year, a pair of trends have led to a dramatic reversal of positions in the global currency market. The ongoing American economic recovery from the Great Recession, buoyed further by a crash in oil prices has resulted in the surge of the dollar, while the Euro has tumbled in the face of continued economic struggles and the recent decision by the European Central Bank to finally open the taps of quantitative easing. Much of the talk lately has been centered around how this is a good thing for America, but there is a dark side to having…