(Photo: Jan Windszus Photography) Gustav Mahler’s 8th Symphony in E-flat major, often dubbed the “Symphony of a Thousand” did its moniker justice this time: It was put on by the Komische Oper Berlin in the huge Hangar 4 at the former Tempelhof Airport and counted 1030 participants – taking up the entire center stage plus two grandstands for the choirs. {…}