The worst example of this that I deal with regularly has to be the libvirt domain XML. https://libvirt.org/formatdomain.html https://libvirt.org/formatdomain.h

The worst example of this that I deal with regularly has to be the libvirt domain XML. https://libvirt.org/formatdomain.html https://libvirt.org/formatdomain.html It does occasionally put information outside of the tags, but because there's no logic to when, it's nearly worse.