In a scathing prepared testimony for a hearing on crypto and blockchain Thursday, Roubini read Bitcoin believers the riot act, calling virtual currencies “the mother of all scams and (now busted) bubbles.” He also fired shots at the technology behind digital tokens, which many believe is what holds the real promise. “Blockchain is the most over-hyped technology ever,” wrote the New York University professor, who is also chairman at Roubini Macro Associates.
