The Empire City is reopened, with nothing and everything to prove as it sheds its winter layers for the effervescence of spring and summer. Locals and culture arbiters alike have speculated on a second coming of the Roaring Twenties—a New York brimming with uninhibited excess and sparkling good times. Though the last six months have seen the arrival of establishments dripping in enough Art Deco allure to elicit an approving nod from even Dorothy Parker—or have Fitzgerald calling for more Champag...