Do you ever get the feeling that it's becoming less and less clear when and how Bitcoin is supposed to take off? In a new 25-page note compiled by Allison Nathan, Goldman throws armfuls of kindling on this smoldering stack of doubt. The bank polled its research units corresponding with the purported uses Bitcoin evangelists say the digital currency can have to see whether they could ever see it have a meaningful impact in their respective sectors. And each basically comes up with the same response: for the moment, at least, it is just too volatile to be of much use to anyone. Dominic Wilson and Jose Ursua of the ... (full story)