Nothing is real - Cage, John 1912-1992; Sciarrino, Salvatore 1947-; Furrer, Beat 1954-; Lucier, Alvin 1931-2021; Haas, Georg Friedrich 1953-; Haas, Georg Friedrich 1953-; Lucier, Alvin 1931-2021; Lucier, Alvin 1931-2021; Haubenstock-Ramati, Roman 1919-1994; Furrer, Beat 1954- (Col legno, 2003)