JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact support@jstor.org.. The MIT Press is collaborating with JSTOR to digitize, preserve and extend access to Computer Music Journal.MIDI was developed by several commercial synthesizer manufacturers over the last few years. The original motivation was to allow commercial synthesizers to be connected together so that they