Reference > Meaningless Primary Keys are Teh Evel!!11!
Description :: A thread from The Daily WTF discussing meaningless primary keys
Here you'll find a thread on The Daily WTF discussing, among other things, the pros and cons of meaningless primary keys. It starts on a different topic, but that gets derailed around the second page.
07/15/05 :: Article :: Meaningless Primary Keys, Arrogance :: You're wrong, I won't tell you why, but the results will be disastrous. *makes "spooky fingers" gesture*