Along with the privacy advocates and the national security establishment, there is another set of players with strong views on NSA surveillance programs: U.S. tech companies.
Google and five other companies weighed in on the surveillance debate last month, sending a letter to members of the Senate Judiciary Committee, supporting legislation to reform National Security Agency surveillance programs.
People who use Gmail and other free email systems have no reasonable expectation of privacy, according to papers filed in a U.S. district court by lawyers for Google. The filing was made in June, when Google moved to dismiss a case accusing it of breaking federal and state laws by scanning users' emails to help target its advertising campaigns.
In making its case, Google compared sending an email to other types of communications where privacy cannot be expected: