Nowadays, all this is generated with computers, but with eight bongos the effects are even more striking: four percussionists of the SWR Symphony Orchestra will embark with the audience on a 20-minute trance-like journey. Reich's "Drumming" (Part 1) is considered groundbreaking. Here, for the first time, the artist used his most prominent and vivid compositional techniques. Through repetitions and musical cross-fades, he created psychedelic soundscapes - archetypes of everything that is often left to electronic devices today.