The Park Avenue Armory’s production of Karlheinz Stockhausen’s Oktophonie opened this week, featuring a unique, immersive set design by artist Rikrit Tiravanija that places the viewer on an otherworldly lunar landscape.  The 70 minute performance asks audience members to sit on the floor in all white robes for the sonorous, droning soundscape , has already sold out all of its shows for its weeklong run. (more…)