Composer Luca Francesconi clarified the purpose of his piece to journalist Tom Service (The Guardian 19/06/2014) for the premiere of his opera Quartett in London in 2014: Don’t dare to come if you can't accept that you need to analyse what you do and who you are. This piece is violent, it’s sex, it’s blasphemy, it’s the absence of mercy. The only two characters in the opera are the definition of cynical, they have made a pact that they don’t have to...