No Heavy Lifting
You really don't have to "produce" anything
Students don't recognize sugar-coated sh** being spoon-fed them, and if they dare question you: "F"
Lotsa kids over the legal age away from home for the first time.
Yes, having to produce or maintain an actual physical product, or provide a time/quality sensitive service, would expose them to being critiqued (or being fired) by their customers. With their air of intellectul superiority, its no surprise that so few of them engage in productive activities that would require them to compete on terms with the rest of us whose work is often tangible and is constantly evaluated. Their insular world allows compensation sans the risks associated with production.