Bitcoins probably won't take off (cf the failures of all the other alternative digital currencies so far), but the whole number of bitcoins is no more a roadblo

Bitcoins probably won't take off (cf the failures of all the other alternative digital currencies so far), but the whole number of bitcoins is no more a roadblock than the limited number of ounces of gold in the world was to getting everyone using gold as currency. The problems basically lie elsewhere.