Not to get all metaphysical about it, but what exactly is crypto? For regulatory purposes, that is. The decision by regulators as to whether to classify cryptocurrencies as securities, commodities, or something entirely different matters a lot for the future of a trillion-dollar industry that many see as defining the next wave of internet technology. When I spoke last week with Agostino Capponi, a Columbia University associate professor and founding director of the Columbia Center for Digital Finance and Technologies, he argued that Washington needs to take a completely new approach. I called him back to get more ... (full story)