Extended Description Whack-a-Mole

With the publishing of the EPUB Accessibility specification, there’s been a noticeable up-tick in people looking to produce accessible content. Normally, that would be a great thing, but it also means more people are hitting on the limitations of reading systems for accessibility. It’s true, EPUB reading systems aren’t just a headache for designers!

Providing extended descriptions is one of the more problematic areas, as we’ve been searching for years now for solutions that meet publishers’ needs and are also broadly supported enough that they can be reliably used. That headache popped up again this last week, so I thought I’d detail the anatomy of finding a solution.
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Accessible Publishing Knowledge Base

If you haven’t heard, there’s a new set of guidelines in town: the Accessible Publishing Knowledge Base.

It’s not new, new, though, as these are based off the old work I did for DAISY writing the EPUB Accessibility Guidelines. They’ve just been generalized a bit as we look forward to web publications, and they are now the official source of documentation for the Ace accessibility checker.
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