The Buzz: Marvel Concept Art and Casting Rumors, Del Toro Not Directing The Hobbit, and More! Dan Koelsch, June 4, 2010June 6, 2010 The Buzz is a feature in which we round up the biggest and most popular film and television stories of the week. Why go through pages of blogs just to find out what everyone is talking about? We’ve got it all right here. Check out all the stories after the…