I don't understand what you imagine when you say "reduce their scale". Send 999 out of 1000 viewers away? Delete 999 of 1000 channels? Block 999 of 1000 video

I don't understand what you imagine when you say "reduce their scale". Send 999 out of 1000 viewers away? Delete 999 of 1000 channels? Block 999 of 1000 video uploads? I genuinely don't understand what you are looking for. And note that this would still be 30 hours of new content per hour. And it would change nothing about the economics of moderating content.