A free society would be one where the recognition of property rights and the freedom of contract are considered as the primary basis for the interaction between its members. However, the existence of the state assures that there will almost always be a disconnect between custom and state legislation.
The video below gives us a glimpse of just one of many such disconnects. The newscasters, recognizing the silliness of what had happened, are laughing at the incident. They would not, however, would be doing so had the police officer had raped or killed. Surely they realize that smoking marijuana, or eating it in this case, did not lead to harmful effects. And even if they did support the war on drugs, they must know that at it’s not “as criminal” as a crime with a real victim (Of course, the crime here was perpetrated by the police, who stole the marijuana initially).