U.S. intelligence has access to the servers of nine Internet companies as part of top-secret effort.
I suppose if the government would have attempted to extract data from Tumblr servers, they would have consistently received the same message that users typically receive when they try to update their websites: ‘WE’RE SORRY, SERVICE IS TEMPORARILY UNAVAILABLE’
Documents: U.S. mining data from 9 leading Internet firms; companies deny knowledge
