The document discusses how planned obsolescence and constant renewal of consumer desires leads people to buy things they do not need. It notes that some believe people are essentially "happiness machines" and that satisfying constant desires through consumption can make populations happier, more docile, and easier to control. However, the document also argues that this constant consumption can enslave people and that design should empower users through customization, DIY culture, and providing tools and knowledge for people to design their own products and solutions.