GNU is not in the public domain (RMS)
Strangely the article didn't mention https://copyleft.org/ and although it mentions Bradley Kuhn there could have at least been a link to Software Freedom Conservancy https://sfconservancy.org/
Strangely the article didn't mention https://copyleft.org/ and although it mentions Bradley Kuhn there could have at least been a link to Software Freedom Conservancy https://sfconservancy.org/