On the other hand, it may be a more powerful statement to prevent those images from ever surfacing on social media feeds.

If the images are simply "reclothed," the account owners still gets likes, reposts, comments, etc. Instead, let's just make it so it doesn't pay to post smut. Every such post should just die a quiet death in obscurity because it never surfaces on anyone's feed.

Adjust the incentives to adjust behavior.