For the past several years, the building boom in New York City has meant that you can't walk a block without encountering scaffolding. It's not just condos...Enforcement of the codes requiring that landlords protect the public sidewalks when inspectors deem their building facades in need of repair adds to the diaphanous buildup. How does scaffolding affect street life? Will these temporary constructions continue to proliferate? What will happen when this massive mobilization ends?