If we wanted city jobs we would live in the city. If another town trip is due in three days, it seems entirely conscionable to check out videos. There lurks a strong temptation to assume that another town trip will be warranted three days hence. It is obvious that library videos could readily begin to warp our schedule into a three-day cycle. Other things which will eventually need doing can be trimmed to fit and we could easily fool ourselves into thinking it isn't just the videos.
Feedback is subtle.
It can quietly segue attractive ideas into assumptions which guide our lives. Take two-income households as a broader example. Mom's work was a vital part of the home economy. She did the cooking and child-rearing, her gardening and canning filled the cupboards, her sewing and mending clothed the clan, and cleaning and home maintenance were part of the job, with elder care and volunteerism to boot. Then, mobility, the sexual revolution, education, a rethinking of equality and democracy, easy divorce and other new threads appeared in our social fabric.