Creating a new HTML attribute could possibility rectify HTML5's failure of not providing native longdesc functionality and semantics.
Bug 10455 was filed on August 26, 2010 to create a new HTML attribute. Since then some discussion of introducing a new long description attribute has occurred.
However, to date nothing has been specified. Nothing has been implemented.
Specifying a new element for long descriptions would reinvent the wheel by duplicating a basic method that has already previously been created.
No evidence has been presented that a new attribute would
produce more accessible than
No use cases have been articulated or presented that are not
already satisfied or could be satisfied by
No examples in the wild have been presented of a new long description attribute.
No evidence exists that authoring tools would implement a new attribute.
No evidence exists that user agents would implement a new attribute or in a manner intended by its designers.
No evidence exists that substantial documentation or tutorials are in place and ready to educate developers for a new attribute.
In contrast a
longdesc support base already exists
in the form of authoring tools,
longdesc support materials will live
A new attribute would be void of all backwards compatibility. It would not:
For further rationale please consult the backwards compatibility document.