substantive: add more dimensions to video considerations. See #78

meetings/continuity.html

@@ -202,17 +202,20 @@ <h3 id='selectingvideoconferencing'>Selecting a video conferencing service</h3>
       <ul>
             <li>ability for a participant to turn off incoming video (see network bandwidth)</li>
             <li>accessibility</li>
+            <li>audio quality and settings</li>
             <li>cost</li>
             <li>dial-in capability</li>
             <li>internationalization</li>
             <li>interoperable browser support</li>
             <li>network bandwidth</li>
+            <li>Native platform independence (a native app that works on Linux, Mac, Windows…)</li>
             <li>privacy</li>
             <li>queue management</li>
             <li>reliability</li>
             <li>scalability</li>
-            <li>screen sharing</li>
+            <li>screen and application sharing (share only one app, not only entire screen)</li>
             <li>security</li>
+            <li>video quality and settings</li>
       </ul>
       <p>
             W3C benefits from MIT institutional licenses for WebEx and Zoom services and Groups may use those with assistance from the W3C Team. We do attempt to mitigate the above