Four men hold the keys to a $2trn market. Our finance correspondent Matthieu Favas speaks to some of the most powerful people in the world of cryptocurrencies—the founders of the most important crypto exchanges—to find out what it takes to stay on top in the most volatile market of all. We examine their strategies against a looming reckoning with regulators and ask whether their visions for how crypto will change the world could become reality. Rachana Shanbhogue hosts. 

With Brian Armstrong of Coinbase, Sam Bankman-Fried of FTX and Changpeng Zhao of Binance.

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