https://www.vice.com/en_us/article/597n73/at-cannabis-shops-face-recognition-is-already-a-thing > Mason Marks is a law professor at Gonzaga University and a Research Scholar at NYU Law School’s Information Law Institute. Find him on Twitter @MasonMarksMD > Imagine you are a medical marijuana patient driving to a cannabis dispensary. As you pull into the parking lot, surveillance cameras record your license plate number. You step out of the car, and walk toward the entrance.