> >> Furthermore, in more data (as
> >> opposed to document) applications of XML, PCDATA-only content seems to be
> >> relatively common.
> >
> >Perhaps true. But maybe that's a historical artifact due to there
> >being no standard way to express rich text within databases.
>
> PCDATA-only content models are likely to be extremely common in many areas
> and not necessarily related to their use in databases. I use them all the
> time in CML. They are also widely used in the examples in the RDF draft
> (e.g. the Dublin Core uses).
This is what I meant. Many data applications of XML, such as transferring sales
orders or flight schedules across the net, have no interest in rich text. Thus,
they are likely to have many PCDATA-only elements.
-- Ron Bourret