The fundamental nature of digital computers means that any digital thing can be copied easily. That fundamentally interferes with scarcity-based economics, which depends on the scarcity of physical objects. The initial response was to create artificial scarcity by stopping people from copying in various ways. This is my attempt at creating a history of such attempts. You will also read about attempts to fight artificial scarcity, such as the FOSS movement. It affected software, music, video, and now e-books.
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