The Nobel laureates in economics Krugman and Shiller, see it as a Ponzi scam and a front for criminal activity.
When it comes to cryptocurrencies, there is a definite difference in the world. Supporters of the idea that cryptocurrencies are superior to conventional currencies, including Bill Gates, Al Gore, and Richard Branson, are on one side of the debate. People opposed to it include Warren Buffet, Paul Krugman, and Robert Shiller. The Nobel laureates in economics Krugman and Shiller, see it as a Ponzi scam and a front for criminal activity.