Here are the links I find useful:

* [Why nginx](http://hostingfu.com/article/nginx-vs-lighttpd-for-a-small-vps)
* [WordPress with nginx](http://elasticdog.com/2008/02/howto-install-wordpress-on-nginx/)

Note that the latter link should not be followed anymore.

_Last update 2011-07-10 20:24: markdown-fied_