In January 1970, Pink Floyd was in a transitional phase in their career, having just released their highly influential album *Atom Heart Mother*. This album, released in October 1970, showcased a blend of experimental rock and orchestral arrangements, establishing the group's signature sound characterized by long compositions and intricate musical experimentation. The live concert at Montreux reflects this phase, featuring tracks from *Atom Heart Mother* and earlier works such as "Astronomy Domine" and "Cymbaline," indicative of the band's psychedelic roots. Interestingly, the performance highlighted their artistic evolution and growing confidence in live settings, which would culminate in their later, more elaborate productions. This era marked a significant shift as they moved towards incorporating more profound conceptual themes in their music, a hallmark of their later classics.