BIG core logic rewrite

www/README.md

@@ -72,3 +72,4 @@ https://webrtc.org/getting-started/unified-plan-transition-guide?hl=en
 - https://chromestatus.com/feature/5100845653819392
 - https://developer.apple.com/documentation/webkit/delivering_video_content_for_safari
 - https://dirask.com/posts/JavaScript-supported-Audio-Video-MIME-Types-by-MediaRecorder-Chrome-and-Firefox-jERn81
+- https://privacycheck.sec.lrz.de/active/fp_cpt/fp_can_play_type.html

www/links.html

@@ -115,9 +115,9 @@
     <label><input type="radio" name="audio1" value="">none</label>
 
     <br>
-    <label><input type="radio" name="audio2" value="microphone" checked>local microphone</label>
+    <label><input type="radio" name="audio2" value="microphone">local microphone</label>
     <label><input type="radio" name="audio2" value="speaker">local speaker</label>
-    <label><input type="radio" name="audio2" value="">none</label>
+    <label><input type="radio" name="audio2" value="" checked>none</label>
 
     <br>
     <br>