Ralph H. Baer, the man widely acknowledged as the "father of home video games" for his pioneering work in electronics and television engineering, died on Saturday at his home in Manchester, N.H. He was 92. Video games have become a ubiquitous, billion-dollar industry that has in recent years surpassed the movie business. Titles in the Grand Theft Auto and Call of Duty franchises often sell millions of copies within days of release. ...