The OperAria repertoire anthology was much applauded when it came on stage with three baritone volumes in 2015. The successful baritone debut was followed in 2017/18 by the appearance of the four soprano volumes, also conquering hearts in no time. Now, another performance: The curtain rises on the bass volumes, the foundation of the vocal family for heavier, darker voices, though nevertheless brilliant and full of radiance. The protagonists have such well-known names as Bartolo, Don Basilio, Co...