> From that, I inferred that prefixes are assumed to lack either
> uniqueness or persistence (or both), or else they could have been used
> as the namespace name to begin with. This means that it's not impossible
> that I might have a collision between two different Namespaces being
> associated with the same prefix. In that case, what would I need to do
> if I wanted to mix element types from two different DTDs that had the
> same prefix but which are intended to be bound to different Namespaces?
Learn to relax and live without DTDs. The new namespace proposal
makes them useless anyway, so people are now trying to develop
various replacements for them.
-- John Cowan cowan@ccil.org e'osai ko sarji la lojban.