I suppose the guy was an artist, not an engineer.the guy should do this
I believe it was set up by a fan of Harsh Noise Wall.I guess the noise it makes when riding was not a big enough signal that something was not set up correctly! First time I've seen that too!
I had to google what that was and, after doing so, believe you are absolutely correctI believe it was set up by a fan of Harsh Noise Wall.