== Video game elements == 

 *Mirani, Leo. "To learn spying software, NSA analysts “unlock achievements” to win “skilz”" (Archive). QZ. August 12, 2013. 
 **Source article: Poitras, Laura, Marcel Rosenbach and Holger Stark. " Ally and Target: US Intelligence Watches Germany Closely" (Archive). Der Spiegel. August 12, 2013. 

 Is this in the article already?