Sharon Keating, a lawyer in New Orleans, grabbed her laptop as she fled Hurricane Katrina with her family in a three-car caravan. For the past 11 days, Keating has been blogging about her evacuation on the home page of About.com, a Web site owned by the New York Times Co. Tiny details brought her account to life, such as her husband waking in a hotel and saying, "I don't own a pair of socks," and...