Overestimate the quality of Wordpress code at your own peril.
We run a small sitewide multi-domain Wordpress installation for blogs and simple sites. Wordpress (and before that Wordpress MU) is easy to install, manage, hack, and looks nice out of the box.
The only problem is that it is just not that well engineered, and I have done more than my fair share of double takes as to how primitive the system is. read more