I’m surprised it took this long. You’d better download the stuff that you want continued access to before it gets deleted. Firefox has numerous video download plugins that work for youtube. The videos listed in the reference section of this site would be a good place to start.
Note: “Supremacist content”? Religious content? How about content exposing the supremacist religion of satanism which presumes to rule over us all? Isn’t that the real agenda?
Censorship is what dictators resort to when they’ve already lost the information war. And for people who are paying attention, the emperor is really ugly without clothes on.