The signs are up. The former Maggie Moo’s space on Seventh Avenue in Park Slope–aka the Storefront of Death–is going to be a “high end” nail salon called Dashing Diva, the nail salon part of the equation having been scooped last week by OTBKB. Will it crash and burn like everything else to move into the space? Will nails end the Curse of Seventh Avenue? Have the ritual sacrifices to rid the place of spirits that doom any business to an 18-month lifespan worked? Stay tuned.