Online campaigns like these have helped radicalize a broad swath of Germany’s youth, making extreme-right ideas that were once relegated to the margins of German political discourse increasingly mainstream. The Young Alternative, the AfD youth organization that put out the dance video, has been classified by Germany’s domestic intelligence agency as an extremist group since last year.
I’m sure that’s a big part of it, but there’s also a massive cost of living crisis and a lot of straight up gaslighting in regards to immigration. I’m willing to bet if there was a left wing party that addressed a lot of those issues you wouldn’t see the same shift rightward.