More than 10,000 expected at sold-out Bitcoin 2021 conference
02:09Bitcoin 2021, considered the largest cryptocurrency conference in history, has people flocking to see speakers like Twitter CEO Jack Dorsey and boxer Floyd Mayweather. Investors like that cryptocurrencies are independent from government regulation, but some security experts warn that cryptocurrencies are helping cyber criminals. NBC’s Shaquille Brewster reports for Weekend TODAY.
