The more time the player abandons the game, the more forgetful the character would become. “Players would have to take a week off work or school to play it,” Kojima joked on his show. Kojima has a bunch of ideas for how to incorporate time in his games. Similarly, he had an idea for a game where players must age required resources as if they were cheese or wine in real-time. And sometimes terrible-sounding ideas, like some of the ones Kojima mentioned on his show, are the seeds of something special.