this is amazing.... US Gov. Software Creates 'Fake People' on Social Networks to Promote Propaganda - National Social Media | Examiner.com
Thanks for the heads up Peter. I always am careful to only friend those I know for real on Facebook. I know some people though who accept anyone and everyone just to have a huge number of friends.
Which is why I think it is a good idea to make sure you understand your privacy settings...and what can be seen by friends and what can be seen by friends of friends, etc.