It's unfortunate how successful this propaganda is, but it makes sense.
It's well produced content with a catchy song. It's normalizing hate through meme culture and radicalising impressionable people.
Similarly, I believe this documentary talked about qanon and right wing hate groups using similar tactics on facebook, instagram and other "normie" social media, not just the 4chan incel cave, https://en.m.wikipedia.org/wiki/Feels_Good_Man
By not using discord? Okay.