BBCNEWS Newsnight September 14, 2017
Today, chinese authorities announced they will close all bitcoin exchanges by the end of this month. The currency took a massive tumble as speculators thought they were witnessing the beginning of the end. So will bitcoin recover from this . Can cryptocurrencies still prove to the world they can revolutionise and democratise trading . Or are they along with tulipmania and the dot coms of the 19905 an unsustainable economic bubble . Heres david grossman. Bitcoin has many fans but the head ofjp morgan, jamie diamond, isnt one. Its worse than tulip bulbs, he said. It wont end well. Someone is goi...