Please implement the X-Clacks-Overhead HTTP header with the value "GNU Terry Pratchett" site-wide. http://www.gnuterrypratchett.com/
In practical terms, absolutely nothing. It's just an interesting form of memorial to the late Terry Pratchett.
As i am currently reading Monstrous Regiment, i approve of this idea as long as it's something easy to do with no risk. Terry Pratchett was a genius for insane, absurd comedy