IA and ML work in bulk. But they misclassify things that a human easily can discern.
Think Tesla VS Google. Google wants a self-driving car, and that is not working yet. Tesla wants a car that helps you to drive and that is good enough.
It's order of magnitude easier to be almost always correct that to be correct all the time. And you only need one kiddie porn video in your Facebook feed to start to worry about Facebook.