The US department of Homeland Security has commissioned a one-year contract to investigate the efficacy of using social networks to identify instances of bioterrorism, pandemics and other health and security risks.
It is paying Accenture Federal Services $3 million (£1.8 million) to scan the networks' for key words in real time to see if growing threats or health trends can be distinguished. So if an individual flags up a nasty cough in a Facebook update, for instance, the software will be looking to see if key medical terminology is repeated in connected groups or from other individuals posting from the same location...
http://www.wired.co.uk/news/archive/2012-11/13/scan-social-networks-for-bioterrorismSo make sure you use all the approariate keywords in your posts and tweets in unappropriate ways to create chaff
