I don't know if JG is aware of this, but dumpster diving has been a routine practice among gaijin (foreigners) in Japan for many years.
He had one of those rare smiles with a quality of eternal reassurance in it . . . It faced, or seemed to face, the whole external world for an instant and then concentrated on you with an irresistible prejudice in your favor. -- The Great Gatsby, F. Scott Fitzgerald