Last week, top officials at the Pentagon issued a policy directive allowing US military personnel to use social media tools like Facebook, MySpace, and Twitter on unclassified government computers and networks, no matter what locale they're serving. Policies regarding access to – as well as providing content for – sites like YouTube and Flickr have also been loosened up. This modification in policy has been a long time in coming, and it's a great step in the right direction.

The military ...