La Scala’s season opening every 7 December is always a major event, but this year the excitement is especially high as it marks Daniel Barenboim’s farewell to this theatre to which he gave his all. And we must first of all admire his performance: his conducting, ample, powerful and taut without any superfluous showmanship, perfectly sums up the spirt of Beethoven's only opera, the morality of an upright man stated in clear and radiant sound by a constantly renewed dynamic,...