What the current froyo renaissance is really about

Like embellished denim and indie sleaze, frozen yogurt is back.  | Paige Vickers/Vox; Getty Images Like embellished denim and indie sleaze, frozen yogurt is back.  The signs of the froyo renaissance are everywhere. First, like any food trend worth its mettle, acquiring the treat at a hip purveyor might include a long line. In New York City, wait times could be upwards of an hour and might include hairstyling or a DJ while you cool your heels. Meanwhile, ice cream upstarts like Van Leeuwen…