Buying bitcoin led patent mega-millionaire to an even bigger investing idea

http://ift.tt/2mv1JBa Spangenberg describes his latest, and what he thinks will be the biggest and longest-lasting investing idea he has ever had, as something he stumbled into as a result of a friend convincing him to buy bitcoin. "When I stumbled into it, I didn't know it was enabled by the blockchain," he recalled.

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