Can “War of the Worlds” send people back into the movie theatres? “In the immediate aftermath of the attacks, Hollywood was squeamish about making any movies that touched on the themes of 9/11, even tangentially. Any number of movies about terrorists were either scrapped or rewritten. As time went by, though, a group of filmmakers realized that 9/11 played such a dramatic role in the nation’s psyche that ignoring it would be foolish.”