>watch WW2 movie from the 60s and 70s
>German soldiers are just dudes doing their job, maybe more severe and stiff compared to allied forces, but nevertheless humanized and honorable despite everything

>watch WW2 movie from the 80s onwards
>German soldiers are comically evil caricatures, mustache twirling villains who revel in their own sickness and cruelty

What the fuck happened?