David KrauseI saw a great comment on Reddit in response to "Why do some people prefer Unix to Linux": https://www.reddit.com/r/freebsd/comments/1fjtg9v/comment/lnqiylg/
software_libero_e_dintorni@krausedw Linux is the kernel, GNU is the operating system....
https://www.gnu.org
GNU means Gnu (is) Not Unix.
We got the 4 freedoms, you don't. :P