Can Agents use ARIA landmark roles also?

[abhina-kumar]

Comment from @matatk :
would you say that ARIA landmark roles (especially like main, via the

element) be helpful for agents to find which parts of the page they should be considering?

Link:

#326 (comment)

[matatk]

Maybe we can check out some resources to see how well (accurately) landmarks are used. Some rough ideas...

• The Web Almanac
• WebAIM surveys

[abhina-kumar]

Created PR - #335