[webcomponents] Flesh out Accessibility benefits section (#115)

You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/webcomponents/pull/115

-- Commit Summary --

  * Flesh out Accessibility benefits section

-- File Changes --

    M proposals/Type-Extensions.md (18)

-- Patch Links --

https://github.com/w3c/webcomponents/pull/115.patch
https://github.com/w3c/webcomponents/pull/115.diff

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Reply to this email directly or view it on GitHub:
https://github.com/w3c/webcomponents/pull/115