This article is six months old, but I just found it this morning. Another Nobel Prize winning economist bashing bitcoin:
Fama also highlighted the risks of the traditional financial system merging with speculative, volatile assets like Bitcoin. "I can't predict when it will bust. I'm hoping it will bust, but I can't predict it," he said. "I'm hoping it will bust because if it doesn't, we have to start all over with monetary theory. It’s gone. It might be gone already, but you have to start all over."
/r