We Learned How to Moderate Social Media: AI Is a Much Harder Problem
YouTube has become a familiar part of everyday life. We use it to watch a sporting event, a documentary, or a tutorial, or we let our children watch a cartoon. Yet, behind this apparent normality lies a huge problem: anyone can upload content. And inevitably, some people try to upload inappropriate, sexually explicit, violent, or outright illegal material. The same problem affects every major social network: more than 500 hours of video are uploaded to YouTube every minute; on TikTok, for example, more than 100 million pieces of content are posted every day.
Years ago, a friend of mine worked in online content moderation. He told me that some of the material he had to review included extremely violent and degrading images and videos—content that was sometimes difficult even to describe. Fortunately, an ordinary user will probably never encounter most of it, precisely because someone—or, increasingly, some algorithm—intercepts it first.
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