‘Buy Bitcoin’ Sign Raised as Fed Chair Janet Yellen Testifies Before Congress

 · Watch video · Federal Reserve Chair Janet Yellen weighed in on two headline-making financial market stories, sending a caution to investors over bitcoin while shrugging her shoulders at the value of U.S. equities.

To protect from cyber attacks, bitcoin by design caps the amount of information on its network, called the blockchain.

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 · Dec -- Federal Reserve Chair Janet Yellen speaks at a news conference in Washington about the surge in bitcoin.

Should you eat like a caveman. Should you eat like Alton Brown. How about eating like the Green Man, Randy Shore.