But while the Avenue of the Arts has enjoyed a respectable run as the star of the city's revival efforts, other, more sustainable trends have pushed it off the marquee. The most important is the rediscovery of the city by the millennial generation, which has dramatically repopulated the ring of neighborhoods around Center City, places with names that would have drawn blank stares in 1993, like Newbold, Old Richmond, and Spruce Hill. And their residents aren't the people filling Kimmel's balconies.