With Lavo and Tao behind the scene, doesn’t take a genius to know this place will be going off. “Penthouse at Dream” provides glam topper for Vikram Chatwal’s downtown daydream. Swank lounge with crack DJs gives way to terrace with prime Empire State perspectives above low-rise Chelsea. Small plates and artisanal cocktails, once you breach the tighter-than-tight door. Exclusive Wednesday night parties give new meaning to Hump Day.