Keith Bernstein set out to write an opera about torture at Guantánamo, but he had no idea the images he imagined for his plot would hit so close to home. “The whole scenario of the opera has flooded the world since it was written to a degree that we could not have predicted. Or perhaps we all knew subconsciously that Abu Ghraib was inevitable, and it just took a librettist of sufficient prescience to imagine it.”