Sony's Stringer says e-reader to stay a book device

The way Howard Stringer sees it, Sony's digital e-readers should focus on the printed word and making reading "comfortable," even though the consumer electronics giant could turn it into a multimedia machine. Stringer, Chief Executive of Japan's Sony Corp, admits there is a lot of "energy" behind Amazon.com's Kindle, which is seen as the leader in a burgeoning market for portable reading devices.