Counterfeit drugs are a problem that won’t go away. In a recent segment on CBS’ “60 Minutes,” Sanjay Gupta explored the dark underworld of drug counterfeiting. While covering the bust of a counterfeiting operation in Lima, Peru, Gupta — himself a doctor — said he couldn’t tell the drugs were fake. But luckily, several technologies have been developed in recent years that allow quick detection of counterfeits. One company developing such a technology is Mobile Data Systems.