At a cryptocurrency conference in Denver this month, a group of singers clad in bright orange onesies took the stage to perform what one industry website later described as an anthem for the crypto faithful, a “blockchain ‘Blowin’ in the Wind.’”

At a cryptocurrency conference in Denver this month, a group of singers clad in bright orange onesies took the stage to perform what one industry website later described as an anthem for the crypto faithful, a “blockchain ‘Blowin’ in the Wind.’”