Update audio processing state: next_index=73

processing_audio_state.json

@@ -73,6 +73,7 @@
     "audio/week03 09 pt3 reconnecting hand to arm and left side.wav": "failed",
     "audio/week03 09 pt2 working on the left hand.wav": "failed",
     "audio/week03 09 pt1 starting leftside thumb orient fix.wav": "failed",
-    "audio/week03 08 additional fk controls for spine and fingers.wav": "failed"
+    "audio/week03 08 additional fk controls for spine and fingers.wav": "failed",
+    "audio/week03 07 connecting ik and fk ctrl visibility.wav": "processing"
   }
 }