Where the brutalist designs of the 1960s meant to give the complex an aura of “high art,” the ethos of 2017 means opening up, warming up, inviting people in, including many people who don’t have tickets and never will have tickets to events inside. But Alex Bozikovic asks, “What if, 50 years from now, every public building is a glass pavilion with a humming espresso machine and slightly dated modern furniture? What if cloistered, dramatic public spaces are again in vogue”?