http://www.techpresident.com/blog/entry/33764/why_the_white_house_s_embrace_of_drupal_matters

Drupal developers are abuzz with the realization that the White House’s new Recovery.gov site was built using the free and open-source content management platform Drupal. Pre-Recovery.gov, the perhaps highest-profile use of Drupal had been the Onion website. But that’s not the only reason that Drupal fans are excited. I asked two CMS expert friends to help me understand the situation, and here are a few of the reasons they gave for why the White House’s embrace of Drupal is momentous: