By that logic people I think people should also shred newspapers to make sure someone isn't reading them for free after they have finished them and then soak th

By that logic people I think people should also shred newspapers to make sure someone isn't reading them for free after they have finished them and then soak them in water and add a little sand and oil to make them impossible to recycle and unusable as fuel in furnaces. And stop releasing source code, at least under any sane license. If it doesn't add extra burden to you (assuming there would just be another captcha that didn't end up feeding googles scanning effort), why do you care?