> If he means that there is little or no use for a tool that defines and
> constrains the structure of XML documents, then I need merely
> point to the
> intense activity to develop the XML schema syntax (along with other
> competing initiatives) to illustrate that many others
> disagree with this
> point of view. It is essential in any domain where data needs to be
> If what Dave means is that the SGML dtd as a particular
> instance of such a
> devise is no longer the tool to do the job, I agree completely. As a
> sometime writer of DTDs, I find the syntax arcane and
> limiting. Perhaps in
> its next incarnation we shall the EAD structure expressed
> both as a "classic
> SGML" DTD and as an XML schema.
No, the latter <grin/>.
An SGML DTD is of little use in the XML environment.