
WSJ's Joanna Stern "bumps into" the Coinbase CEO Brian Armstrong and asks him why we need cryptocurrency, how he spends it and if the dollar will disappear. Photo: Andria Chamberlin for The Wall Street Journal
from WSJ.com Video - Most Viewed WSJ Videos https://ift.tt/2Q7ugfg
लेबल: WSJ.com Video - Most Viewed WSJ Videos
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