@zachleat Haven't tested or anything, but my understanding is that it's not ready for prime-time as far as reliably announcing generated content, but removing it? The results could be inconsistent announcements and different impacts to the accName.
Alternative Text for CSS Generated Content
Relying on images that come from CSS has always been risky from an accessibility perspective. CSS background images, in particular, must either be purely decorative or be described to the user in some way. The risk is no different for images coming from CSS generated content using content: url(foo.gif) (typically…
Adrian Roselli (adrianroselli.com)