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 Secrets of Da Vinci: The Forbidden Manuscript current title in January 2006. It came out at a time when the culture was saturated with Da Vinci (including a book, film, and competing video game). Marianne Tostivint believes "The Da Vinci Code" projects helped get this game be sold to a publisher and financed. A lot of effort was put into making the Clos Lucé as historically accurate as possible. The designers had three key focuses to ensure an optimum player experience: gameplay, ergonomy, and interfaces. In terms of educational goals, the designers wanted to make the game as historically accurate as it was fun to play. Coladia