Open government data specifically did not focus on national-security-related information, in order to not have to confront this serious problem. It is a serious problem, but we wanted to focus on a culture change that allowed people to work on getting out data that was, as someone said, low-hanging fruit--the data that was easy to get out to help empower people in their own communities, first and foremost.
On March 2nd, 2011. See this statement in context.