https://www.youtube-nocookie.com/embed/hoSWC_6mDCk
See also:
Intellectual Property and Libertarianism
Further reading:
Against Intellectual Monopoly by Michele Boldrin & David K. Levine
The Case Against Patents by Michele Boldrin & David K. Levine
The Economics of Musical Copyright by Michele Boldrin & David K. Levine
Patents and Innovation: Evidence from Economic History by Petra Moser
Patents and Copyrights: Do the Benefits Exceed the Costs? by Julio H. Cole
The Surprising History of Copyright and The Promise of a Post-Copyright World by Karl Fogel