Transcription: MIDI stands for Musical Instrument Digital Interface. This is a protocol developed in the mid-80s which allows computers to communicate information about a musical performance to one another. Since most of the synthesizers that we use today are actually our computers at their heart, this means that there's a common method for these both computers and the synthesizers to speak with one another. To understand what happens when we say we make a recording of a MIDI instrument, if I were to sit down at the MIDI keyboard and play, what the computer would actually be recording would be when I pressed ...