Their residency, titled U2: UV Achtung Baby Live At Sphere, is built around their 1991 album and held in a $2.3 billion space with a wraparound LED screen. (Yes, even on the outside.) ...

Bono says that U2 have always tried to present something different in the live context. The Zoo TV tour of 1991 was a spectacular, high-tech affair that had banks of giant video screens displaying ...