- From: Julian Reschke <julian.reschke@gmx.de>
- Date: Tue, 02 Feb 2010 16:15:00 +0100
- To: Anne van Kesteren <annevk@opera.com>
- CC: Dan Connolly <connolly@w3.org>, "Henry S. Thompson" <ht@inf.ed.ac.uk>, www-tag@w3.org
Anne van Kesteren wrote:
> On Tue, 02 Feb 2010 16:05:30 +0100, Julian Reschke
> <julian.reschke@gmx.de> wrote:
>> So, just to be clear: once the text/html registration is changed to
>> HTML5, I can't serve
>>
>> http://greenbytes.de/tech/webdav/rfc2616.html
>>
>> as text/html anymore, as the document does not conform to HTML5 (due
>> to head/@profile). Unless, of course, the definition of conformance is
>> changed back to allow it.
>
> Actually, you can, it just won't be conforming. You can serve "foobar"
> as text/xml too.
That's exactly what the rules for re-registering a MIME type forbid --
making previously conforming content non-conforming.
Again:
Changes should be requested only when there are serious omissions or
errors in the published specification. When review is required, a
change request may be denied if it renders entities that were valid
under the previous definition invalid under the new definition.
(<http://tools.ietf.org/html/rfc4288#section-9>)
Best regards, Julian
Received on Tuesday, 2 February 2010 15:15:37 UTC