During prime time on Argentine television, Pappo tells DJ Deró to get an honest job. Following the controversy, musicians from various fields defend the DJ. What it means to be a musician and what it means to play an instrument goes beyond mere performance. This documentary delves into the history of musical instruments and how each time a new expression emerged, it was ridiculed by the music establishment, from the first synthesizers to the appearance of AI in Beethoven's 10th Symphony. What would have happened if Ginastera had crossed paths with Pappo?