. . . "He holds up Spore and Guitar Hero as examples of games that surprised people. [9:43] The subject wheels back to the Wii--some 20 percent of US Wii owners had never owned a console before, according to NPD. [9:44] As for the DS, last year 47 percent of US buyers of the handheld were female. [9:44] Iwata now gives the core gamers props." . .