Since the start of the year, the Japanese yen has risen by about 12 percent against the dollar. The euro has fallen by about 1 percent. Then theres bitcoin, a virtual currency that doesnt even exist in the physical world. In the past few months, the value of bitcoin has risen by more than 1,000 percent many months ago to more than $200 today. On todays show, we ask: Is a skyrocketing value a good thing or a bad thing for bitcoin?