Everything2 has more history than yet-another-silly website. It predates Wikipedia and was in ways a prototype for encyclopedic wikis but with a far freer style.
And intended to be a real world "Hitch-Hiker's Guide to the Galaxy"
There's also h2g2.com which is similar
Very much so, with some philosophical differences
http://everything2.com/title/The+difference+between+Everythi...
I, too, found it almost unreadablee due to all the links. Silly.