"Bitcoin is 99.9% legitimate at this point."
Asked to address Dimon specifically, McAfee said, “I respect you, sir, I know that having gotten where you are, you are not an idiot."
However, "It costs over $1,000 to create each coin” in bitcoin. “That expense is a proof of work. Surely, there is some value in that work. Sure, the crypto market will continue to be volatile, but it is not a fraud I don't ever lose bets
One way to track bitcoin is by the Bitcoin Investment Trust (GBTC).