This doesn't cover the very real digging for extra charges that occurs when someone is subjected to the legal system. We see people all the time get caught for

This doesn't cover the very real digging for extra charges that occurs when someone is subjected to the legal system. We see people all the time get caught for minor offenses and then upon further examination also are found guilty of loads of other things. The fact that parallel construction exists makes it even more egregious. I even agree with you, violations of this won't be anyone's primary charge, but I might disagree that we should conclude that its existence won't affect people. Besides, like a lot of these laws, the primary consequence is a chilling effect where porn sites aren't accessible and in that light it's an effective law.