Ella

Rendering the block toolbar inside iframe defeats some of its purpose: a boundary between content and editor UI. We don't render the toolbar in the iframe for the same reason...

> One thing worth noting, the toolbar is actually inside the application role for the classic editor. Any idea how that is being done? TinyMCE wraps its whole editor in...

Yes, this is only using it on the iframe, which mean it's only for editor content. > * no landmarks listing and navigation, because no landmark is perceived > *...

Is it worth adding role=application first to the iframe, then see if we expand it to toolbar? Or is it not so useful for just the iframe?

The table in the editor is valid table markup? It's not divs. Here's the markup: ```html     ``` > It becomes annoying in this situation because every...

> Table might have been a bad example. I believe the table specifically doesn't work due to the fact it is wrapped in a `` tag. If that was removed,...

@alexstine I rebased this PR and added role=application to the block toolbar's popover. Can't add it to the toolbar directly, I think, because it already has role=toolbar? I have no...

> To me, the introduction of the iframe is maybe one of the most wrong decisions ever made in the editor. Users needs should prevaile on developers need. The iframe...

I know there's still quite a few things to figure out, this PR is not ready yet. Should've maybe put it into draft status.

@jsnajdr Let's try to address that in #60277.