Last week, I had a stomach bug that rendered me violently ill for many unedifying hours. At the time, bent over a toilet bowl at 3 a.m., honking my guts up, I didn’t imagine anything could have a more sickening effect on me. Wrong! Last night’s Met Gala was infinitely more gut-wrenching. This annual gathering in New York, where the world’s most privileged, pampered prima donnas indulge in an orgy of unctuous ostentatious extravagance, has grown increasingly nauseating in recent years as the rest of the planet fights killer viruses, war, and the worst cost-of-living crisis in memory. But they...