I don't think it's the general ability or inability to stop watching porn that is in question. It's their righteous indignation that you're going to hell if you

I don't think it's the general ability or inability to stop watching porn that is in question. It's their righteous indignation that you're going to hell if you do that, so they'll gladly set up a theocratic nanny state of nationalist Christians to protect your every thought.