Who should police the web?

SHOULD VIDEO websites have to review content before they publish it? Where does the boundary lie between hate speech and incitement to violence? Is pornography created by artificial intelligence an invasion of privacy? These are all hard questions, but behind them lies an even more difficult one: who should provide the answers?On the internet, such dilemmas are increasingly being resolved by private firms. Social networks are deciding what kinds of misinformation to ban. Web-hosting companies are taking down sites they deem harmful. Now financial firms are more actively .