Digital currency is slowly becoming a race for both central banks and the private market; China is about to launch their version and America seems far behind the curve; companies like Facebook have created private solutions that could potentially challenge a centrally bank option due to their global reach; the various crises goin on right now have helped to push the price of Bitcoin higher in recent weeks and Bloomberg just released a note saying it could surpass $20,000; The Digital Dollar Foundation has released their idea which is a two tiered system with the Federal Reserve regulating and commercial banks helping to distribute; U.S. regulators need to begin giving serious thought to a digital version of the dollar before they eventually find themselves at the back of the pack. Forbes