For the fourth year in a row, Amazon CEO Jeff Bezos tops Forbes' annual billionaires list. There are now nine new crypto billionaires on the list, up from four in the final 12 months of last year. With a net worth of $8.7 billion, newcomer Sam Bankman-Fried is the richest crypto-billionaire. The Winklevoss twins, Chris Larsen and Jed McCaleb, co-founders of Ripple, are among the newcomers to Forbes' list.