"Blue Moon" was released at a time when electronically created pop music was no longer perceived as exotic. It was new music, free of the ballast of the 1970s, minimalist and uncluttered. Pioneer of electronic avantgarde music Dieter Moebius, a constant "simplifier" in the Cluster/Harmonia family, made a particular virtue of this simplicity on "Blue Moon", resulting in eleven wonderfully measured miniatures, rhythmic, harmonic textures of exceptional aural transparency