The use of cash continues to contract. Enthusiasts are quick to point out that the use of cash will vanish is a similar fashion as movie and music rentals were displaced by streaming services or photos gave way to the digital revolution. When it comes to cash, the situation is a bit more complicated. A study conducted in 2013, 85% of global transactions involved cash. The rate has arguably come down since then, but cash remains the cornerstone of finance in many societies.