diff --git a/src/aare/gui/threads/daq_worker.py b/src/aare/gui/threads/daq_worker.py
index ca0e7765..e3dcb076 100644
--- a/src/aare/gui/threads/daq_worker.py
+++ b/src/aare/gui/threads/daq_worker.py
@@ -1166,6 +1166,11 @@ class DAQWorker(QObject):
     @Slot()
     def load_spreadsheet(self):
         if self._base_url is None:
+            # TODO: log spam. This (and load_reference_tools) fires every
+            # SPREADHSEET_FREQUENCY cycle (~12.5s) while base_url is None,
+            # logging a GET it never actually sends -> two INFO lines every
+            # poll. Fix by demoting to logger.debug, or log once on the
+            # None->set edge rather than on every poll.
             logger.info("GET /sample/spreadsheet")
             return