W3C home > Mailing lists > Public > public-html@w3.org > October 2009

Re: ISSUE-55: Re-enable @profile in HTML5 (draft 1)

From: Julian Reschke <julian.reschke@gmx.de>
Date: Mon, 12 Oct 2009 12:17:34 +0200
Message-ID: <4AD3023E.2030407@gmx.de>
To: Maciej Stachowiak <mjs@apple.com>
CC: Henri Sivonen <hsivonen@iki.fi>, Manu Sporny <msporny@digitalbazaar.com>, HTMLWG WG <public-html@w3.org>
Maciej Stachowiak wrote:
> ...
>> We're back at the Distributed Extensibility discussion.
> In any case, document-scope versioning is not a substitute for 
> distributed extensibility. If two extensions to HTML use conflicting 
> syntax, then a document-scope version (or feature use) declaration will 
> not enable you to use both in the same document. This is true even if 
> the extensions are different incompatible versions of the same extension.
> ...

That's true no matter what versioning/feature declaration mechanisms exist.

But the existence of these mechanisms at least allows to use 
incompatible extensions in *different* documents.

BR, Julian
Received on Monday, 12 October 2009 10:18:13 UTC

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