The biggest threat facing bitcoin has nothing to do with the SEC – MarketWatch Author: Last Updated: 09 March 2017 MarketWatchThe biggest threat facing bitcoin has nothing to do with the SECMarketWatchMany bitcoin analysts fear that if the Securities and Exchange Commission rejects the Winklevoss Bitcoin Trust, or one of its two rivals, the price of the cryptocurrency could plunge dramatically. But the biggest threat to the cryptocurrency's lofty … and more »