I have loads of krautrock vinyl, which I now find unlistenable. Neu!, Cluster, Amon Duul, Popol Vuh, Ash Ra Tempel, Faust.

I never listen to most of them, but the Sad Skinhead - from Faust VI still gets the occasional outing.

https://www.youtube.com/watch?v=vtkOXbmuChE