Criticism of The Da Vinci Code "Smithy Code Jackie Fisher who are you Dreadnought", referring to the British admiral whom Judge Smith admires. As with the book, this secret message made use of Fibonacci numbers for its encoding. Dan Brown has been sued twice in The United States by author Jack Dunn who claims Dan Brown copied his book The Vatican Boys (1997) to create The Da Vinci Code, Angels & Demons and Brown's now famous character Robert Langdon. Jack Dunn calls Dan Brown's actions, "The Largest Literary and Movie Crime in History." At a conference on April 28, 2006 Archbishop Angelo Amato, the secretary of
The Da Vinci Treasure by travelling around the world, following each clue. As time passes, however, Archer soon realizes that he is not alone in the quest for the treasure, and that he must combat other, more determined, treasure-seekers who would sooner see him dead. The efilmcritic, while stating Asylum can make the occasionally good movie, found this movie to rip off both the Da Vinci Code and National Treasure and found the movie disappointing and "lazy" with failed attempts to be historically accurate. The Da Vinci Treasure The Da Vinci Treasure is a 2006 direct-to-video mystery film produced by American studio The Asylum,