31-year-old Vitalik Buterin is one of crypto’s most important figures. As the founder of Ethereum, he pioneered the idea that crypto and blockchains could serve larger purposes beyond money.

Ethereum founder Vitalik Buterin, left, plays chess with Mykhailo Fedorov, Ukraine’s Minister of Digital Transformation, in a deleted scene from the documentary "Vitalik: An Ethereum Story." ...