> It is reasonable to extent that list beyond just child pornography.
Seems like you're just back to square one there.
You're making a list of unacceptable content. Whatever you put on there, someone's going to disagree.
Whether it's automated or not probably isn't the issue.
I see a lot of comment sections ruined by the typical bot spam (e.g. "I earn $5000 a minute working from home for Google").