Counterfeiting is a multi-billion dollar business, and it's not just currency that's being forged like crazy, either. There's counterfeit everything; clothes, food, and even Sharpies. Yes, that's right: even our beloved Sharpie pens are being brutally impersonated in the market place (and for your information, "Shoupie" pens aren't nearly as good as their legitimate counterparts). Counterfeit currency can actually weaken a government's economy, and governments in the past have consistently used counterfeiting as an act of economic warfare against their enemies.
But where did counterfeiting come from? Who started it and how did they get away with it for so long? Why didn't the government step in a long time ago and put a stop to these antics? These are questions that would keep any sane person awake at night, but not for long. This handy infographic from Famous Rivalries explains the origins of counterfeiting in great detail: