The only thing worse than its video player are the literal nazis on the site, has he tried watching video there? To call it dogshit would be an insult to dogshit, which can presumably be useful as fertilizer.
The paradox of tolerance is a gross misunderstanding of the concept of tolerance
You tolerate your gay coworker - you treat them like a coworker. If any of your coworkers make inappropriate sexual comments or unwanted advances, that's not okay. You respond appropriately, such as expressing your discomfort to them or going to hr or the police. There's no conflict
You tolerate racists - so long as they stay within the social contract, they're allowed to hold whatever they want in their hearts.
But if they violate the social contract, such as by saying racist things, you respond appropriately.
If someone believes Nazi ideas deep down, you tolerate them. If Nazis want to organize, spread their ideals, or do Nazi things, you respond appropriately.