Mr Iwata, seen here in a 2008 file photo, is credited with reviving Nintendo's flagging fortunes "On my business card, I am a corporate president. In my mind, I am a game developer. But in my heart, I am a gamer." The death of Nintendo's beloved CEO Satoru Iwata at 55 from cancer has sparked an outpouring of grief online as well as a celebration of his contributions to the world of video gaming. A