Well, this is getting more attention because it's important for the "ad network moderation". If Google/FB fail at moderation using these methods, they'll have t

Well, this is getting more attention because it's important for the "ad network moderation". If Google/FB fail at moderation using these methods, they'll have to HIRE lots of humans to do it for them, which often involves contracting it to outsources like Accenture. This will put downward pressure on their billion dollar revenue. Humans are expensive but vastly effective at ad moderation.