I wrote about graffiti-style advertisements for the NYT

http://www.nytimes.com/2005/07/10/arts/design/10alle.html“>And Now, a Word From the Streets. Thanks to Noah at Critical Massive and Edmar at Lumpen for their help, and a special thanks to Marc at Wooster Collective, for both his help and his insights; it always amazes me how quickly and thoroughly he and Sara have grown that site into one of the most important crossroads of street art on the planet. Day-um.