The global reserve currency will always act as a dramatic inherent advantage; it acts as a massive force of gravity. As will having the world's largest economy, the largest government, the largest bond and debt markets, the largest tax base, ~40% of all global private wealth, the largest real estate market, and by far the largest stock market. It also has by far the best business / financial news, and financial information systems. Add all of that together, under one integrated market, and the US will continue to have remarkable advantages in fintech.