Chicago Opera Theater buffs up neglected jewel in high-tech staging of Bloch’s grand ‘Macbeth’

Review: When Swiss-born Ernest Bloch began to contemplate the creation of his first and only opera, “Macbeth,” he was an untested 25 and would turn 30 before his opus found footing at the Opéra-Comique in Paris. The opera then slipped into oblivion. What is surprising is how staggeringly good Bloch’s result is — for an opera that almost no one knows. ★★★