Richard Stallman broke free of the closed proprietary world of UNIX computing when he announced the GNU project in 1983. But GNU needed a kernel. In 2001 Linus Torvalds gave it one. Audio courtesy of Christian Einfeldt and crew of the Digital Tipping Point project, under a http://creativecommons.org/licenses/by-nc-sa/3.0/. Richard Stallman must be quoted in entire sentences only.