Bitcoin tumbles 3%, and IMF warns against making crypto legal tender: CNBC Crypto World

CNBC Crypto World features the latest news and daily trading updates from the digital currency markets and provides viewers with a look at what's ahead with high-profile interviews, explainers, and unique stories from the ever-changing crypto industry. On today's show, Lee Reiners, policy director at the Duke Financial Economics Center, explains why crypto's harms outweigh its benefits.