"Amazon Mechanical Turk is a marketplace for work that requires human intelligence. The Mechanical Turk web service enables companies to programmatically access this marketplace and a diverse, on-demand workforce. Developers can leverage this service to build human intelligence directly into their applications." Sample Business Cases: http://aws.amazon.com/mturk/#bus-case "We had the wrong idea about computers managing without human beings. Computers have realised that the real way to make money is to employ millions of people doing jobs computers cannot do, and for pennies." (Pierre Lazuly) http://www.readwriteweb.com/archives/how_to_use_mechanical_turk_to_rock_conference_blogging.php