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Re: summarization information delivery options: attribute or element

From: Joshue O Connor <joshue.oconnor@cfit.ie>
Date: Mon, 01 Mar 2010 15:46:28 +0000
Message-ID: <4B8BE154.9090000@cfit.ie>
To: Laura Carlson <laura.lee.carlson@gmail.com>
CC: Shelley Powers <shelleypowers@burningbird.net>, Gez Lemon <g.lemon@webprofession.com>, John Foliot <jfoliot@stanford.edu>, "Gregory J. Rosmaita" <oedipus@hicom.net>, public-html-a11y@w3.org
Hi Laura,

>The danger of broadening the scope and distorting the
> purpose of @summary to include everyone is that discussions can
> quickly degenerate and lose focus, rather than addressing the initial
> use case.
> Access for people with disabilities is essential. This does not mean
> that features should be omitted if not all users can fully make use of
> them but rather that alternative/equivalent mechanisms must be
> provided where needed. People with disabilities face some unique
> challenges and barriers (and are only too often systemically
> excluded). To ensure that such exclusion does not occur in HTML 5, it
> does need to contain some features that are *only* of use to people
> with certain disabilities, if functional equivalents can't provided.
> Example: The image in the img element is not perceivable by blind
> users. It has mechanisms for adding text alternatives. No one is
> arguing to make alt text visible by default or add a button for it. A
> text alternative for an image is not rendered with the image. Text
> alternatives are there for people who cannot perceive the image. The
> same principle applies to the summary attribute.
> The reason for retaining @summary as valid and conforming is to ensure
> a group people with disabilities, blind and non-visual users, have a
> table summary mechanism and are not shut out.

Very good points and certainly worth the wider consideration of the group.


Received on Monday, 1 March 2010 15:47:18 UTC

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