Technology has significantly changed the music industry over the years, with inventions like the electric guitar and synthesizers changing the way music is performed and heard. This documentary series tracks the history of inventions in music, with each episode built around a theme, including devices that allow people to listen to music and how technology has changed the experience of going to a rock `n' roll concert. From the wind-up gramophone to digital downloads and concerts utilizing laser shows and giant video screens, the series runs the gamut from early innovations to the latest technology. Among the people discussing the evolution of innovations are musical artists Moby, Martha Reeves and Graham Nash.