Of course it's not. I was just responding to the thought that a theory explains an observed phenomenon, and trying to show how for at least one definition of mu

Of course it's not. I was just responding to the thought that a theory explains an observed phenomenon, and trying to show how for at least one definition of music that the OP was indeed "music theory." It never claims to be "a comprehensive guide to all things musical" or "a theory of all music," but it certainly qualifies as music theory.