Explore Now Federal Reserve officials recently have amped up the tone and tempo around their exploration of a digital version of the US dollar, a high-stakes undertaking for the central bank backing the world's reserve currency. Last week Fed Chair Jerome Powell issued a rare public video to announce plans for a discussion paper on digital payments this summer, which will include the pros and cons associated with any US central bank digital currency, or CBDC. He was followed on Monday by Governor Lael Brainard, who leads the Fed's efforts on financial stability and payment systems, laying ou...