Wait to retry on error.

fear_tracker/templates/game.html

@@ -392,9 +392,10 @@
               statusObj = data;
             }
           })
-          .catch(() => {})
-          .then(() => {
-            checkStatus();
+          .then(checkStatus)
+          .catch(() => {
+            // If something went wrong, wait a few seconds before retrying.
+            setTimeout(checkStatus, 5000);
           });
       }
       checkStatus();