New chip: high def, cheaper and longer Nvidia said it's ready to show how its Tegra computer on a chip will power a new family of HD mobile Internet devices that could sell for $99 to $200, or nothing at all with a subsidy from a mobile carrier. The Santa Clara graphics-chip maker said this new class of devices will provide users with a full high-definition experience that boasts a cheap price and

Michael Kinsley, former editor of Slate.com who has published a timely new book -- called "Creative Capitalism", poses for a portrait on Monday, Dec. 11, 2008 in San Francisco, Calif.Mike Kepka/The Chronicle Can capitalism be a driver for social change? In January, Microsoft founder Bill Gates stood up at the World Economic Forum in Davos, Switzerland, and said, in essence, yes, it can. Gates call

1of3Oakland Mayor Ron Dellums (left) and Mayor Gavin Newsom look at an electric car on Nov. 20, 2008 in San Francisco, Calif., after announcing that the Bay Area will build an electric vehicle network with a $1 billion private investment in infrastructure and initiatives aimed at making them more affordable.Kurt Rogers/The ChronicleShow MoreShow Less Bay Area environmental leaders are counting on

California Governor Arnold Schwarzenegger takes part in a conversation on leadership and the economy at The Women's Conference 2008 in Long Beach, California October 22, 2008. The conference, hosted by California's First Lady Maria Shriver, has some 14,000 women in attendance. REUTERS/Mario Anzuoni (UNITED STATES)Mario Anzuoni/Reuters California, by itself, has the world's fifth largest economy. Y