President Obama is seen on a video camera as he delivers a speech in Youngstown, Ohio, in 2010. In addition to footage of official events, the White House now has thousands of hours of behind-the-scenes video that it will archive.
Credit Jeff Swensen / Getty Images
White House videographer Arun Chaudhary stands in front of Air Force One in 2010.
Sometimes you have to give up a little privacy in order to find out how much — or how little — privacy you really have. So I handed over the keys to my Gmail account to Cesar Hidalgo, a professor at the MIT Media Lab and the designer of a program called Immersion.
In just the past week we've seen a bunch of signs that the housing recovery is gaining steam. Data out Wednesday showed that existing-home sales rose to their highest level in nearly four years, while prices were up 14 percent from a year ago.
Retailers Home Depot and Lowe's both reported strong earnings growth and attributed that to the housing rebound.
And most important for the economy, homebuilders are hiring more workers and building more houses.