Jeff Clark (@jeffclark)at Neoformix is doing amazing work with data visualization. Check out his Twitter "StreamGraph" tool, for example. It shows the usage over time for the words most highly associated with your search term. Here's a look at the latest 1000 tweets mentioning "Obama":

There's an absolutely fascinating back and forth in the comments of Ethan Zuckerman's blog. It's enough to make you remember why you love the medium. The context is that Zuckerman wrote a long post critiquing the New York Times The Lede blog blogger Robert Mackey for lending weight to a rumor that has long swirled in the international blogosphere. Mackey has been liveblogging events on the ground in Iran since the mid-June election. And in an update with the lead-in of "While there is no evidence to suport the rumor..." Mackey referenced the controversial idea that a well-known blogger with Iranian roots is actually working on behalf of the Iranian government in infiltrating the Iranian blogosphere, to harass and diminish opposition bloggers. Zuckerman acknowledged that questions about the blogger-in-question's political ties have been asked again and again in the international blogosphere. But he objected to Mackey's amplification of the rumor, given his perch at the paper of record...

On the same day that pranksters produce a remarkable faux New York Times intended to highlight what's expected from President-elect Obama, the "source" behind those "Africa is a continent?" stories about Sarah Palin is revealed to be a total hoax.