04/20 update below. This post was originally published on April 18

Elon Musk, the Tesla and SpaceX chief executive who is on track to become the world’s first trillionaire, is still toying with the crypto community despite stepping back from the front lines of bitcoin.

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Musk has quietly helped the bitcoin price surge in recent weeks, adding 25% since its recent lows, even as he warns of a coming shock.

Now, as a former Federal Reserve chair issues a shock “hyperinflation” warning, Musk’s latest U.S. dollar warning has fueled predictions the bitcoin price could suddenly surge.

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