I havent read the article, but why dont they just put it behind a free login with bandwidth restrictions per day or something?
As far as I am aware there is no such thing as a silver bullet anywhere when it comes to security.
Its like moving your SSH port from port 22 to some other random one. Will it stop advanced scripts from scanning your server and finding it? No, but it sure as hell will cut down the noise of unsophisticated connections which means you can focus on the more tough ones.