Errors pages mean you've probably messed up somehow and are associated with user frustration. This page, and the other Bloomberg error pages posted in the comments, do not help to mitigate that.
Github does a nice job of walking the line of cutesy, but useful error pages. But then again, who doesn't love Octocat?
https://github.com/404 https://github.com/500
Edited for clarity
Here's little bit more information from a previous comment of mine, if you're interested: https://news.ycombinator.com/item?id=6547345
[1] http://www.html5rocks.com/en/tutorials/device/orientation/
If it's the meaningless kind of fun together with meaningful content, then it should be judged by the meaningfulness.
These are the rules that I just made up. Let it be so.
Actually, our second language is (server-side) JS.
Perhaps you'd be interested in Glitch City Labs forums? (a topic from there got on HN frontpage before): http://forums.glitchcity.info
I still love the Lemmings 404 game here: http://www.romainbrasier.fr/404.php
Does it make sense to say something like:
------
Maybe you were looking for:
Resource 1 Resource 2
