While all of your points are correct, I think you missed the point. That line of argument is expressly what the author was trying to avoid. The author acknowl

While all of your points are correct, I think you missed the point. That line of argument is expressly what the author was trying to avoid. The author acknowledged there were issues with it but stepped beyond them because there's a larger point that he was trying to make. (One I think has its own issues, but that's for another post.)