de> callback only runs after a rendering lifecycle is done. Therefore, you should not use <code>config</code> to modify controller and model values, if you expect these changes to render immediately. Changes to controller and model values in this fashion will only render on the next <code>m.render</code> or <code>m.module</code> call.</p>
<p>You can use this mechanism to attach custom event listeners to controller methods (for example, when integrating with third party libraries), but you are responsible fo