Sorry, Rogoff, it looks like your own country just proved you wrong! As it turns out, demand for cash in the United States is still growing. According to the Federal Reserve Bank of San Francisco (FRBSF), the 'demand for U.S. currency continues to grow with 89 percent of American consumers holding cash to some extent.' 

One look at the Cash Product Office's latest infographic and anyone can see that cash continues to thrive, particularly within the USA. No wonder Visa's challenge seemed so desperate. Come what may, cash continues to be the most preferred payment option for a multitude of reasons. In official FRBSF speak:Â