Cash is going to go the way of the dinosaurs. Read the full article:: uk.businessinsider.com "Physical currency is going extinct, according to Stratfor. In a recent paper, the global forecaster said that the world is on a march to a cashless society and even if there are setbacks the endgame is inevitable."
The Money Chart from Randall Munroe’s webcomic xkcd.com is a huge poster showing the scope and scale of money flowing all over the world. In a great move for transparency, the entire list of over 200 sources is also online. Via www.coolinfographics.com