Another look at namespaces

Simon St.Laurent simonstl at
Thu Sep 16 18:59:25 BST 1999

At 12:44 PM 9/16/99 -0400, Ann Navarro wrote:
>At 09:16 AM 9/16/99 -0700, Walter Underwood wrote:
>>At 04:41 PM 9/15/99 -0400, Tim Berners-Lee wrote:
>>> [...] the HTML 4.0 spec defined three, and XHTML was required to be
>>>as direct a mapping from HTML 4.0 to XML as possible.
>>This is a rationale. Including this with the recent draft
>>would have saved us all a lot of e-mail traffic.
>This was said way back at the beginning (August 29)
>Quoting myself  "No, we've not confused them. We happen to have three
>'flavors' of XHTML 1.0 
>(the first deliverable from the XHTML project, not the end sum of our 
>work), that essentially map to the three flavors of HTML 4.0."
>But apparently nobody wanted to hear it. 

Actually, I think what was missing was the rationale for:

Three flavors of XHTML -> Three namespaces for XHTML

I don't think anyone's argued hard that three flavors of DTDs was a
horrible thing, though I know many of us (including, perhaps even Ann)
would just as soon reduce it to one.

Simon St.Laurent
XML: A Primer (2nd Ed - September)
Building XML Applications
Inside XML DTDs: Scientific and Technical
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