According to GameSpot, an analyst has done his magic and seen that the future of video game sales is huge. There have already been $66 billion dollars in sales of video games - now, that number is going to climb very quickly to $81 billion!There's no doubt that games in the Call of Duty series made a huge piece of that money; alongside World of Warcraft and its expansions. Activision-Blizzard got the most out of single games, it seems... Black Ops sold more copies than any other game in history, with around 25-30 million copies sold!
Nonetheless, This is a great milestone in gaming history. Passing eighty-billion dollars in sales of video games just shows how big the industry has gotten and how big it's going to get. 
