[BBell]

That was my first thought too. The little hoodie would have no recollection of a thriving Detroit. His only recollection would be of a decaying Detroit which has spawned many large tracks of green spaces with lots of trees where there were once factories and housing.

[Daffynition]

Banksy is a Brit. Many consider his work to transcend graffiti. I am no judge of that. Others think he is a sell-out to commercialism, b/c the new film about him, Exit Through The Gift Shop, was showing in Detroit, when the images showed up.