Linus Torvalds released the Linux kernel on 5th October 1991. Linux is a free Unix-like operating system created by Torvalds.
FYI, the original name of the O.S. was Freax. It was changed to Linux by Ari Lemmke without consulting Linus Torvalds.
YouTube was serving more than 2 billion videos each day in March 2010. By January 2012, more than 4 billion videos per day were being watched on YouTube. [more...]