British artist Harry Yeff (also known by his stage name Reeps100) and British-Canadian soprano Patricia Auchterlonie (R) perform on stage during a preview rehearsal of his piece "transference" which uses artificial intelligence (AI) to render the human voice, at the Royal Opera House in central London on May 29, 2026. The RBO/SHIFT is a new festival that looks at the intersection between opera and technology. (Photo by Henry NICHOLLS / AFP via Getty Images)