ocr: HD Substance Esp As solo work ofLuis Rozalen, HD Substance uses analogical nstrumentation as a way of intuitive expression without pre-established parameters or stylistic estnctions. The result is a Ive-act which disregards the MIDI protocol to enter into the open concept of an electronic jam session, the basic objectve being tot transmit thythm and movement on the dance floor. The efrectiveness OfHD Substance is supported by the success oftheir more than 20 perrormances in the best clubs on the Spanish circuit. In the studio, HD Substance concentrates on making minimalist house. The new mater ...