public function is_any_feedback_plugin_enabled() {
        if (!isset($this->cache['any_feedback_plugin_enabled'])) {
            $this->cache['any_feedback_plugin_enabled'] = false;
            foreach ($this->feedbackplugins as $plugin) {
                if ($plugin->is_enabled() && $plugin->is_visible()) {
                    $this->cache['any_feedback_plugin_enabled'] = true;
                    break;
                }
            }
        }

        return $this->cache['any_feedback_plugin_enabled'];

    }