What makes Sei still, wisse ich bin by Popol Vuh notable?

This album is significant for its deep integration of spiritual and philosophical concepts into music, a hallmark of Popol Vuh's style. It has received recognition for its unique sound within the Krautrock genre and is often cited as an influence on ambient and electronic music scenes that emerged in the following decades. By the time 'Sei still, wisse ich bin' was released in 1981, Popol Vuh had already established themselves as pioneers of the Krautrock and electronic scenes. This album followed their influential work on the soundtracks for Werner Herzog’s films, marking a continued exploration of spiritual themes through innovative sound manipulation.