"I'm highly skeptical" of the benefits extolled by proponents of central bank digital currencies, Christopher Waller, Federal Reserve governor, said in an online speech hosted by the American Enterprise Institute. "I'm not convinced as of yet that a CBDC would solve any problems" that aren't already being addressed through other means, he said. The creation of a U.S. CBDC would require explicit Congressional authorization. Developing... check back for updates.