Re: [w3c/screen-orientation] Rewrite privacy considerations section (PR #215)

@annevk commented on this pull request.



> +        is being held, and also prevents the [=secondary=] orientation type and
+        associated angles from being user for fingerprinting purposes.
+      </p>
+      <p>
+        To resist fingerprinting (e.g., in private browsing), user agents MAY:
+      </p>
+      <ul>
+        <li>Depending on the screen's aspect ratio, only return either
+        {{OrientationType/"portrait-primary"}} or
+        {{OrientationType/"landscape-primary"}} for the value of the
+        {{ScreenOrientation/type}} attribute.
+        </li>
+        <li>For any [=natural=] orientation ([=portrait=] or [=landscape=]),
+        always return `0` for the value of the {{ScreenOrientation/angle}}
+        attribute. And for any rotated/opposite orientation, always return `90`
+        for the value of the {{ScreenOrientation/angle}} attribute.

Okay, so this means we will be exposing the natural direction of the device. Or is the natural direction simply the direction the user used when navigating to the site?

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Received on Tuesday, 18 October 2022 07:48:06 UTC