F rom the look of the crowd at PinkPantheress ’s show in Brooklyn last night, you’d be forgiven for thinking that King Charles had extended his recent trip to New York. The crowd that snaked its way through a never-ending circuit of cracked asphalt and grimy water on their way to Brooklyn Storehouse wore union jacks and tartan miniskirts, which you could imagine would be in line with royal protocol for how to dress when a sovereign visits a warehouse rave. PinkPantheress is certainly royalty among a vast swath of young, terminally online people; a pop princess who is mainstream enough to clinch top billing at Coachella and perform on primetime TV, but whose taste has always leaned more niche and left-field than anything that would ever go platinum. Or would it? Pop music is always in a state of flux but we’re living through an interesting period of realignment.…