diff --git a/roles/0-init/tasks/main.yml b/roles/0-init/tasks/main.yml
index 802739623..88dbefcdf 100644
--- a/roles/0-init/tasks/main.yml
+++ b/roles/0-init/tasks/main.yml
@@ -95,9 +95,9 @@
       value: "{{ rpi_model }}"
     - option: first_run
       value: "{{ first_run }}"
-    - option: local_tz    # e.g. EDT after Ansible interprets /etc/localtime below
+    - option: local_tz    # e.g. 'EDT' (summer) or 'EST' (winter) after Ansible interprets symlink /etc/localtime -- or 'UTC' if /etc/localtime doesn't exist
       value: "{{ local_tz }}"
-    - option: etc_localtime.stdout    # e.g. America/New_York
+    - option: etc_localtime.stdout    # e.g. 'America/New_York' direct from symlink /etc/localtime -- or '' if /etc/localtime doesn't exist
       value: "{{ etc_localtime.stdout }}"
     - option: no_NM_reload
       value: "{{ no_NM_reload }}"