Waldo JaquithIn “So Long, and Thanks for All the Fish,” Douglas Adams wrote that the Hitchhikers’s Guide to the Galaxy is 5,973,509 pages long. English-language Wikipedia currently contains 6,747,777 entries. That means that the size of Wikipedia has now surpassed the size of the Hitchhikers’s Guide to the Galaxy.
Harald KlinkeBut it has also received updates since then, don't you think? You're comparing today's Wikipedia with the Hitchhikers’ Guide of that time.