Mr. Anthony later noticed his boss Mark Lamia reacting to the idea with concern.

WSJ: Dave Anthony Talks About Creating Call of Duty: Black Ops

Mark Lamia, Treyarch studio head, said his developers did a lot of research to set the game in a plausible future.

CNN: 'Black Ops 2' trailer hints at series' dark future

However, Treyarch Studio Head Mark Lamia said the bigger challenge for the game's developers was creating futuristic tech for 2025 that would be both recognizable and unpredictable.

CNN: The future world of 'Call of Duty: Black Ops II'