Absent from its stage for 22 years, Verdi’s Macbeth returned to the New Orleans Opera this past weekend for two performances (November 11 and 13 to be exact). As it came to pass, your friends at newoutpost just happened to be in town on unrelated business and invariably asked “What better way to cap the most intense and distasteful presidential campaign in our lifetime than to simmer in the dark world of Macbeth?”…