I mean, there’s also the whole “wait staff and car wash attendants aren’t necessary to the survival of a civilization” thing. Crop workers are absolutely vital to the long-term survival of civilization, but we could live perfectly fulfilling lives without car washes or restaurants.

It’s important to remember that the entire world is only 3-5 missed meals away from anarchy. And not the nice “everyone in a neighborhood banding together to protect and feed their neighbors” type of anarchy either.