“Bleakness” would be best used to describe the ambience of this by now well known Royal Opera House revival: David McVicar’s “Rigoletto”. Originally mounted in 2001, it was first publicized as an audacious, controversial exposé of sixteenth-century Mantuan aristocracy; the kind of risky spectacle of which Verdi – plagued chronically by problems with his censors – could have only dreamed. {…}