2 cents here. Let's make this article optimistic and forward looking.
That's somehow intriguing to write an article that says "no" without providing "yes" examples. I don't view this as very generous.
Looking for further updates.
This is the "Read Me First" page on a site absolutely full of documentation...
the rest of this website section is exactly that:
https://www.w3.org/WAI/ARIA/apg/practices/
and generally:
https://www.w3.org/WAI/ARIA/apg/