As the curtain falls on Rigoletto with the weeping jester bent over his daughter’s corpse, it takes a leap to apply Giuseppe Verdi’s dictum that good opera must leave the audience “feeling enriched and inspired”. By the end, it’s seen a lecherous libertine deceive and rape an innocent young girl who then sacrifices her life for his, with her father, mocked and abused because of his deformity, being the ultimate instrument of her death.