This Wiki page is edited by participants of the HTML Accessibility Task Force. It does not necessarily represent consensus and it may have incorrect information or information that is not supported by other Task Force participants, WAI, or W3C. It may also have some very useful information.
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Question: Is use of @alt too ingrained. If we allow a <legend> child element should we convert @alt into @legend.
Question: Should we allow the browser to extract the legend and description from the media resource (e.g. XMP metadata).
Question: A transcript should probably be different to a description as the former is supposed to be complete and verbatim, whereas description (to me anyway) implies and an abbreviated form, if we have a <transcript> element, how would it apply in an img?