History of Linux: Linux kernel, Source code, Megabyte, GNU General Public License, GNU/ Linux naming controversy, Tux, Tanenbaum? Torvalds debate, SCO- Linux controversies

The Linux kernel has been marked by constant growth throughout its history. Since the initial release of its source code in 1991, it has grown from a small number of C files under a license prohibiting commercial distribution to its state in 2009 of over 370 megabytes of source under the GNU General Public License.