TigerBear Productions has premiered Nathan Hall and Alan Olejnicza’s “Unbound,” a new chamber opera with electronic dance music. The work, which opened on Oct. 20 and runs through Nov. 5, 2022, will be presented at Superbloom Studios in Palm Springs, California. It stars Jason Mannino, Michael Richerson, Charlie Harding, Justin P. Lopez, John Zurek, Raul Valenzuela, and Paul Kowal. Jerome {…}