The abusers are not the issue here, the parent is questioning whether possession should be illegal in all cases, especially if we are talking about a victimless

The abusers are not the issue here, the parent is questioning whether possession should be illegal in all cases, especially if we are talking about a victimless crime. Photoshopped adult porn to make the actresses look young, for example. It's a good question. However, I expect that no politician is brave enough to ask the question for fear of getting precisely the criticism you just demonstrated. So the discussion will remain theoretical.