I'll eventually get around to researching and posting on the art, psychology, and social aspects of graffiti. In the meantime, here are some pictures I took in Philadelphia's Italian Market area and links to some recent online favorites.
1. Banksy's Miami Art Exhibit shows how accepted it's become -- check out Banksy's documentary Antics Roadshow on Neflix.
2. Fall Graffiti Roundup from Arrested Motion
3. Philadelphia Italian Market Area:
4. Louis I. Kahn Park Philadelphia: