I'm not talking about content makers' survival. I'm talking about existing content being lost. Even assuming those people had everything backed up, it would be scattered all over the place.

This Video Will Make You Angry was a good video. No idea why it specifically is being discussed here.

> For extremist or propagandist content, unfortunately both those things mean it will continue even without YouTube or a clone.

Yes, this has nothing to do with youtube. Again, you can propagate charged content via other mediums, especially on the internet.