Today we should learn the answer to the Ultimate Question of Life, the Universe and Everything. That answer is 42. And today is that day.
101010 = 42 in binary.
And not only is today the answer to the Ultimate Question of Life, the Universe and Everything, it is the release date of the latest version of Ubuntu Linux (10.10).
Relevent links are here:
Some random website I found with reference to 42.
What Ubuntu Linux is and what’s new in version 10.10.