You might have heard that President-elect Barack Obama posted a speech billed as "Your Weekly Address" to YouTube this weekend. What was largely a three-and-a-half-minute stump speech on the economy -- made presidential-ish by virtue of being delivered from behind a desk and in front of legal tomes -- now has more than 700,000 views, as our Micah Sifry notes. First, a dose of bah humbug...; There are a lot of life changes in store for President Obama -- new job, new house, new school for his girls. And now he has to give up his beloved Blackberry, too?; Google.org's Larry Brilliant, reports ZDNet's Tim Ferguson, says that it's now the job of the technology industry to help save the world; and a good helping more.