Flickr/Thomas RickerTerrorists are no longer public enemy number one. Nor are drug lords, people traffickers, arms dealers, cyber terrorists, or any other unsavory do-badder. Today, the biggest threat to global peace and security is physical cash, a means of exchange that has flourished for over 4,000 years but which now stands accused of being the world’s biggest enabler of criminality. A Criminal’s Accomplice The latest person to publicly highlight the deadly threat posed by cash is Peter Sands, the former CEO of the British bank Standard Chartered, who just published a report for Harvard Kennedy School of Government imploring central banks around the world to stop issuing high-denomination notes and bills.