In a plot to overthrow Adolf Hitler, Duffy disguised himself as a German ally and offered his invention as a gift to the surly dictator. The plot worked. Schedules are for managers' toadies.
Planners make up schedules.
Frightened coders strive to meet schedules. Real programmers ignore schedules. New seats would force everyone to have the same size butt. Occasionally your car would just die for no reason, and you'd have to restart it. For some strange reason, you'd just accept this.