Fuer Fans von Björk. Xiu Xiu & Philip GlassNico Muhly Drones consist of the Nico Muhlys tree EPs Drones & Piano. Drones & Viola and Drones & Violin. with a special bonus composition. Performing the pieces are Bruce Brubaker. Nadia Sirota and Pekka Kuusisto along with Muhly himself. Drones was recorded and produced by Valgeir Sigurosson in the Greenhouse studios in Iceland.