diff --git a/roles/calibre/tasks/py-installer.yml b/roles/calibre/tasks/py-installer.yml
index 65c13fba1..bee575f4d 100644
--- a/roles/calibre/tasks/py-installer.yml
+++ b/roles/calibre/tasks/py-installer.yml
@@ -1,5 +1,7 @@
+# roles/calibre/tasks/main.yml requires calibre_via_debs (to be True) before calling this script.
+
 # Seems to work with just about any Linux (Fedora 18 on OLPC XO Laptops??) and deals with dependencies.
-# But is arch dependent: requires x86_64 or i686 for now.
+# BUT IS ARCH DEPENDENT: requires x86_64 or i686 as of early 2018.
 
 - name: Download latest linux-installer.py from GitHub to calibre-installer.py
   get_url:
@@ -38,7 +40,7 @@
 #    path: "/usr/bin/calibre-uninstall"
 #  register: calib_uninst
 
-- name: FAIL (force Ansible to exit) IF /opt/iiab/downloads/calibre-installer.py doesn't exist OR needed Internet connection is missing
+- name: FAIL (force Ansible to exit) IF /opt/iiab/downloads/calibre-installer.py OR Internet ARE MISSING
   # meta: end_play
   fail:
     msg: "{{ downloads_dir }}/calibre-installer.py and an Internet connection are REQUIRED in order to install Calibre!"