To explain how this might work, we called up Zeke Faux. He's an investigative reporter with Bloomberg and author of the book "Number Go Up, " about the crypto industry. He joins us now. Good morning.

To explain how this might work, we called up Zeke Faux. He's an investigative reporter with Bloomberg and author of the book "Number Go Up, " about the crypto industry. He joins us now.

PAUL SOLMAN: One part of the narrative, Bitcoin will gradually replace currencies like the dollar as a form of payment, but given the volatility of its value: ZEKE FAUX, Author, "Number Go Up": If ...