What's wrong with both? Why can't we have public benches, and also not arrest drug users if they are sitting on the benches and smoking?
Because sitting on benches quickly turns into living on benches. Then the drug dealers move in, because there's a ready customer base of drug users.
Then the productive members of society move out.
Because sitting on benches quickly turns into living on benches. Then the drug dealers move in, because there's a ready customer base of drug users.
Then the productive members of society move out.