"Consciously or otherwise, the individual volunteer will be injecting all the information they store publicly on their Facebook page – home location, date of bi

"Consciously or otherwise, the individual volunteer will be injecting all the information they store publicly on their Facebook page – home location, date of birth, interests and, crucially, network of friends – directly into the central Obama database. 'If you log in with Facebook, now the campaign has connected you with all your relationships,' a digital campaign organiser who has worked on behalf of Obama says." Good stuff.