My son is not often shocked, but he was shocked last night. "Satoru Iwata died," he said as he came out of his room, eyes glistening, and ran off to tell his mother. The story wouldn't mean much - the kid's a gamer - except he's 24. The shock and sadness, in other words, was widespread. My son's grief sent me rushing to the Internet machine. I had lost track of Nintendo (OTCPK:NTDOY) after the 1994 book, "Game Over," which prematurely called time on the whole industry and made Nintendo a monopolist. The success of Sony (NYSE:SNE) and Microsoft (NASDAQ:MSFT) in toppling the company from its perch was an important lesson, but I didn't hang out for more. Read more