The music is the generated part. The video is visualizations on the music. The channel author describes the process [0], but the whole channel is worth checking

The music is the generated part. The video is visualizations on the music. The channel author describes the process [0], but the whole channel is worth checking out. [0]: https://www.youtube.com/watch?v=cQqEFNVPD1s https://www.youtube.com/watch?v=cQqEFNVPD1s