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Re: The latest InstateLongDesc CP effectively contains MUST-level UA conformance criteria

From: Maciej Stachowiak <mjs@apple.com>
Date: Wed, 19 Sep 2012 02:09:35 -0700
Cc: Benjamin Hawkes-Lewis <bhawkeslewis@googlemail.com>, "public-html-a11y@w3.org Task Force" <public-html-a11y@w3.org>
Message-id: <52A1F0AA-5A9B-4693-BA2F-7B1B95B82B3C@apple.com>
To: Leif Halvard Silli <xn--mlform-iua@xn--mlform-iua.no>

On Sep 19, 2012, at 2:01 AM, Leif Halvard Silli <xn--mlform-iua@xn--mlform-iua.no> wrote:

> Maciej Stachowiak, Wed, 19 Sep 2012 01:46:24 -0700:
>> 
>> On Sep 19, 2012, at 1:13 AM, Benjamin Hawkes-Lewis 
>> <bhawkeslewis@googlemail.com> wrote:
>> 
>>> On Wed, Sep 19, 2012 at 8:29 AM, Maciej Stachowiak <mjs@apple.com> wrote:
>>>> I'm not claiming it's not implementable. Just justifying the point 
>>>> that these encouragements are more than just suggestions.
>>> 
>>> Note the same section of the spec:
>>> 
>>> http://dev.w3.org/html5/spec/rendering.html#links,-forms,-and-navigation
>>> 
>>> contains this expectation:
>>> 
>>> "User agents are expected to allow users to navigate browsing contexts
>>> to the resources indicated by the cite attributes on q, blockquote,
>>> ins, and del elements."
>>> 
>>> Would you agree the proposed "longdesc" expectation seems within the
>>> same order of magnitude in terms of likely implementation outcomes?
>> 
>> Yes.
>> 
>> I hadn't noticed this before, so I filed 
>> <https://www.w3.org/Bugs/Public/show_bug.cgi?id=18915>.
> 
> But you don't propose to obsolete @cite in the same go? 

To propose such a change, I'd need to understand whether data mining tools such as search engines make any effective use of it to comment usefully on whether it should exist for non-browser purposes. I've heard that they do. Verifying this claim is more work than testing browsers, unfortunately.

> If so, could you accept a non-obsolete @longdesc without the 
> "expected/must" level?

I'm not expressing a position on that question (or the document conformance status of @cite) at this time.

Regards,
Maciej
Received on Wednesday, 19 September 2012 09:10:06 GMT

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