useActiveSpeakersState</span><span style="color: #000000">();</span>

<span style="color: #000000">  </span><span style="color: #008000">// Set up observers and subscribe to callbacks.</span>
<span style="color: #000000">  </span><span style="color: #008000">// ...</span>
<span style="color: #000000">  </span>
<span style="color: #000000">  </span><span style="color: #795E26">useEffect</span><span style="color: #000000">(() </span><span style="color: #0000FF">=&gt;</span><span style="color: #000000"> {</spa