They could pay more staff to moderate, or use their fancy AI that they like so much.

You might think it is unethical to silence different opinions which is a valid position. But on the other hand I see it as unethical to host dangerous misinformation and hateful content.

YouTube is essentially a monopoly and there isn’t any realistic alternative for most people, so it’s not like they have to worry about backlash so much. That’s a whole 'nother issue though