His collaboration with Otto M. Zykan opened doors for contemporary classical music .
Walter Werzowa was born in Vienna , Austria , where he studied classical guitar and electronic music at Vienna Musik Hochschule .
Walter Werzowa 's collaboration with Otto M. Zykan opened doors for contemporary classical music .
Walter Werzowa was born in Vienna , Austria , where he studied classical guitar and electronic music at Vienna Musik Hochschule .