There were a few images a few years ago that were CG that dipicted "torture" or a tenage girl (it all depended upon how you looked at it and what you thought, was distrubing anywho.

I managed to find the link but some people might find it a bit sick

so EXPLICIT CONTENT WARNING

https://forums.cgsociety.org/showthread.php?t=214553

You could say that some computer images might promote violent reactions and argue that point (what with video games getting bashed etc etc)