diff --git a/roles/nodered/tasks/main.yml b/roles/nodered/tasks/main.yml
index 419989329..47adb0e66 100644
--- a/roles/nodered/tasks/main.yml
+++ b/roles/nodered/tasks/main.yml
@@ -16,6 +16,12 @@
     state: absent
   when: nodered_install
 
+# 2012-02-13: the 6 RPi stanzas below recreate Raspbian Desktop's Node-RED
+# environment, inspired by:
+# https://nodered.org/docs/hardware/raspberrypi
+# https://github.com/node-red/raspbian-deb-package/blob/master/resources/update-nodejs-and-nodered
+# https://github.com/iiab/iiab/pull/1497
+
 - name: "Globally 'npm install' 3 Node-RED packages: node-red, node-red-admin, node-red-dashboard"
   command: npm install -g --unsafe-perm node-red node-red-admin node-red-dashboard
   when: nodered_install and internet_available