This document discusses open hardware and hacking. It mentions open hardware communities, open hardware as a means for cultural production, and the Occupy movement. It also discusses universities, speakers corners, protests against architecture, punk rock, computer labs, Arduino, 3D printers, the High-Low Tech Group at MIT, Little Bits, various artists and residents at the MIT Media Lab, and input/output systems more generally. Open source hardware is defined as hardware whose designs are made publicly available so that anyone can study, modify, distribute, make, and sell the design or hardware.