Microsoft contract forces cancellation of Stallman talk in Argentina (Matware): "The 'Matware' site has a
brief article (in Spanish) stating that a planned talk by Richard
Stallman at the Argentinian National Technological University, Mar del
Plata, has been canceled as the result of contracts signed with Microsoft.
Said contracts, it is said, prohibit the university from criticizing the
company or its products. English translation is available
via Google."