Q & A: Wii controller could swing interest its wayLOS ANGELES -- Nintendo Co. President Satoru Iwata took part in what has already become a defining moment of this year's E3 video-game show, enthusiastically swinging a motion-sensitive controller like a racquet in a game of virtual tennis on stage. Behind the lighthearted demonstration was some serious business. Nintendo's objective at E3 this year is to get people to experience the unorthodox co
