Saxophonist has mastered the effects of live looping without the necessary equipment to record and replay tracks. Instead, the musician heads to a nearby site storing a lengthy pipeline and positions his bell near the opening. As he plays, the delayed notes echo back in perfect pitch, creating an polyphony as he blares out the next line. Check out more of Küpper’s tunes below, and head to to keep up with his inventive performances. (via )