Opera Zürich has announced its 2018-19 season slate, which is among the largest in the world. It will feature a whopping 12 new productions, among a glut of exciting revivals. Let’s dive in. Premieres  Gisbert Näther’s “Konrad oder das Kind aus der Konservenbüchse” gets a new production by Claudia Blersch.  Ann-Katrin Stöcker conducts two cast which will include Irène Friedli, Katharina Peetz, Flurin {…}