BlackRock wants to create an ETF that holds Ethereum's ether (ETH), a plan that deepens the world's largest asset manager's commitment to cryptocurrencies. Following the news, the price of ETH surged nearing $2,100 on Thursday and rose about 3% versus just before the filing came out. CoinDesk Managing Editor of Global Policy and Regulation Nikhilesh De weighs in on the possible industry and regulatory implications.