confusion around necessary tag was resolved in favor of using <strong>

labs/architecture-examples/maria/src/js/views/TodosView.js

@@ -20,7 +20,7 @@ maria.SetView.subclass(checkit, 'TodosAppView', {
             
             var incompletedLength = model.getIncompleted().length;
             this.find('#todo-count').innerHTML =
-                '<b>' + incompletedLength + '</b> ' +
+                '<strong>' + incompletedLength + '</strong> ' +
                 ((incompletedLength === 1) ? 'item' : 'items') +
                 ' left';