Tom Dunne in Las Vegas: U2's gig at Sphere is truly magnificent

U2 opened their residency at Sphere in Las Vegas at the weekend. The show was even better than we'd imagined 

U2 on stage at Sphere, Las Vegas for the opening night of U2: UV Achtung Baby Live at Sphere. (Photo by Kevin Mazur/Getty Images for Live Nation)

It may be Las Vegas outside, but U2’s Sphere is pure 21st century Hollywood: brighter, shinier, even better than the real thing. Sometimes you only appreciate the majesty of it all, life that is, on the biggest screen, with the best speakers and the best band.

Then it floors you.