Charles LaPierre

We were only discussing `accessModeSufficient` but yes additionally for `accessMode` both textual and auditory would be included if it has both text and audio within the EPUB.

I see so /tpac not in the title but in the body. gotcha.

@jnurthen Can we get this issue on the ARIA agenda to make the necessary changes to the spec so having `alt="" role=none | presentation` is not considered an error.

if aria-label is problematic due to size constraints of enormous strings. Wouldn't a better idea then would be to use the new ARIA Details/Summary that is being proposed in ARIA...

The IDPF currently has a techniques document written on how to write MathML in EPUB 3.1 which now looks to be incorrect after reviewing this issue. http://www.idpf.org/epub/a11y/techniques/techniques.html#sec-desc-002 There will be...

> unknownFlashingHazard, unknownMotionSimulationHazard, unknownSoundHazard, - these are not clear to us and we wanted to know what they meant - is this unknown but present or not known if there...

I am wondering if we need to adjust the Principals document instead because based on the logic of what we have available in both ONIX and EPUB there are only...

only add "unknown" in principals document for required top 3, and remove if found else ware in examples.

> First, in the first three there is the note that says: This key information should always be displayed, even if there is no metadata (with the relevant wording). >...

> Second, in the conformance section, the third example states that the conformance is unknown, because the publisher is not required to provide it. However, we do not have an...