@Dark
Yes, and the GNU components (including glibc and the GNU coreutils) inside almost every GNU/Linux distro is just as important as the Linux kernel.
By the way I’ve been using GNU/Linux for several years (I use Arch btw, really I do).
I’ll have you know I graduated top of my class in the Navy Seals, and I’ve been involved in numerous secret raids on Al-Quaeda, and I have over 300 confirmed kills. I am trained in gorilla warfare and I’m the top sniper in the entire US armed forces.