Because rude behavior in children is more often the thoughtlessness than of deliberate aggression, criticism, namecalling and orders only make a child angry and defensive.
It was kind of indirectly, perhaps not knowingly, still being seen through the eyes of the Physiocrats as just kind of moving stuff around, not actually producing anything new.
The single largest problem faced by people who manage the sites is- yes, I sure you've guessed - damage caused by visitors, even though it's usually unintentional.