My argument is that a movie or tv show is an art medium that coincides partly with time, just like music. Listening to a song at 1.5x speed fundamentally change

My argument is that a movie or tv show is an art medium that coincides partly with time, just like music. Listening to a song at 1.5x speed fundamentally changes what you are listening to and is a significant deviation from what the artist intended. It could still be enjoyable but to say that nothing is lost is wrong.