rong> - Will use your Logger settings to expose the metrics
          </label>
        </div>
        <div class="checkbox">
          <label>
            <input type="checkbox"
            ng-checked="backendIsEnabled('zipkin')"
            ng-click="toggleOpencensusBackend('zipkin')">
            <strong>Zipkin</strong> - Distributed tracing system
          </label>
        </div>
        <div class="checkbox">
          <label>
            <input type="checkbox"
            ng-checked="backendIsEnabled(