disallow aria-hidden on body element by scottaohara · Pull Request #447 · w3c/html-aria (original) (raw)
as aria-hidden=false
doesn't seem to cause any problems, even per the note in ARIA to use with caution:
At the time of this writing, aria-hidden="false" is known to work inconsistently in browsers. As future implementations improve, use caution and test thoroughly before relying on this approach.
let's limit this rule to just aria-hidden=true