Quote by: Richard Stallman

If there is a Like button in a page, Facebook knows who visited that page. And it can get IP address of the computer visiting the page even if the person is not a Facebook user.


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Author Bio


  • NameRichard Stallman
  • DescriptionAmerican software freedom activist and computer programmer, founder of the GNU project
  • AliasesRichard M. Stallman; rms; Richard Matthew Stallman; Stallman, Richard Matthew; St. iGNUcius
  • BornMarch 16, 1953
  • CountryUnited States Of America
  • ProfessionProgrammer; Computer Scientist; Lecturer; Blogger; Software Developer
  • WorksGNU; GNU Emacs; Emacs; Free Software Song; GNU General Public License; GNU Compiler Collection; GNU Debugger
  • AwardsMacArthur Fellows Program; Grace Murray Hopper Award; EFF Pioneer Award