diff --git a/roles/network/defaults/main.yml b/roles/network/defaults/main.yml
index 03204958e..186eb08c5 100644
--- a/roles/network/defaults/main.yml
+++ b/roles/network/defaults/main.yml
@@ -88,6 +88,9 @@ gui_static_wan_ip: "unset"
 wondershaper_dspeed: "4096"
 wondershaper_upspeed: "1024"
 
+# netplan
+fix_dispatcher: True
+
 # Unused
 # network_config_dir: /etc/network/interfaces.d
 
diff --git a/roles/network/tasks/netplan.yml b/roles/network/tasks/netplan.yml
index 2ce2d5109..b103f3331 100644
--- a/roles/network/tasks/netplan.yml
+++ b/roles/network/tasks/netplan.yml
@@ -57,6 +57,12 @@
   with_items:
     - "{{ netplan.stdout_lines }}"
 
+- name: Replace networkd-dispatcher #2585 for "groovy"
+  get_url:
+    url: https://gitlab.com/craftyguy/networkd-dispatcher/-/raw/2.1/networkd-dispatcher
+    dest: /usr/bin/networkd-dispatcher
+  when: internet_available and fix_dispatcher and ansible_distribution_release == "groovy"
+
 #- name: Supply netplan template
 #  template:
 #    dest: /etc/netplan/01-iiab-config.yaml
diff --git a/roles/openvpn/templates/announcer.j2 b/roles/openvpn/templates/announcer.j2
index bc71bb6c7..7d55d305b 100755
--- a/roles/openvpn/templates/announcer.j2
+++ b/roles/openvpn/templates/announcer.j2
@@ -1,12 +1,12 @@
 #!/bin/bash -x
 # Small daemon to identify this machine to the OpenVPN server
 
-HANDLE=
-UUID=
-if [ -f /etc/iiab/openvpn_handle ]; then
+#HANDLE=
+#UUID=
+#if [ -f /etc/iiab/openvpn_handle ]; then
     # Option #1: Source directly from /etc/iiab/local_vars.yml in future?
     # Option #2
-    HANDLE=`cat /etc/iiab/openvpn_handle`
+    HANDLE=$(cat /etc/iiab/openvpn_handle)    # Sets to "" if file doesn't exist (error is ok!)
 
 # Sourcing a variable from ~4 different places is a recipe for total confusion
 # (or worse!)  Far better to make variable openvpn_handle and file
@@ -25,20 +25,24 @@ if [ -f /etc/iiab/openvpn_handle ]; then
 #        HANDLE=`cat {{ iiab_ini_file }} | gawk \
 #        '{ if((toupper($1) == "HANDLE") && ($2 == "=")) { print $3;}}'`
 #    fi
-fi
-HANDLE=${HANDLE// /_}
-if [ -f /etc/iiab/uuid ]; then
-    UUID=`cat /etc/iiab/uuid`
-fi
+#fi
+HANDLE=${HANDLE// /_}    # Change all spaces to underscores
+#if [ -f /etc/iiab/uuid ]; then
+    UUID=$(cat /etc/iiab/uuid)    # Sets to "" if file doesn't exist (error is ok!)
+#fi
 
 SERVER=/usr/bin/ncat
-ID=`printf "HANDLE = %s|UUID = %s" $HANDLE $UUID`
-# August 2018: Removal of trailing slash tested on Raspbian, Ubuntu 18.04 & Ubuntu 16.04
+#ID=$(printf "HANDLE = %s|UUID = %s" $HANDLE $UUID)
+#ID=$(echo "HANDLE = ${HANDLE}|UUID = ${UUID}")
+ID=$(echo "HANDLE = $HANDLE|UUID = $UUID")
+# August 2018: Removal of trailing '|' tested on Raspbian, Ubuntu 18.04 & Ubuntu 16.04
 #ID=`printf "HANDLE = %s|UUID = %s|" $HANDLE $UUID`
 
 # Start the daemon which will serve the handle on demand
 {% if is_debuntu %}
 $SERVER -l -k -p1705 --exec "/bin/echo $ID" &
+# 2020-11-23: USE 1 LINE INSTEAD OF 9 LINES, IF WE MANDATE debuntu:
+#/usr/bin/ncat -l -k -p1705 --exec "/bin/echo HANDLE = $HANDLE|UUID = $UUID" &
 {% else %}
 source /etc/init.d/functions
 PID_FILE=/var/run/openvpn/announce.pid
diff --git a/roles/pylibs/templates/iiab_lib.py b/roles/pylibs/templates/iiab_lib.py
index afca02edf..84dee97e3 100644
--- a/roles/pylibs/templates/iiab_lib.py
+++ b/roles/pylibs/templates/iiab_lib.py
@@ -55,7 +55,7 @@ def get_zim_list(path):
                 zim_versions[perma_ref] = zim_info # if there are multiples, last should win
     return files_processed, zim_versions
 
-def read_library_xml(lib_xml_file, kiwix_exclude_attr=[""]): # duplicated from iiab-cmdsrv
+def read_library_xml(lib_xml_file, kiwix_exclude_attr=["favicon"]): # duplicated from iiab-cmdsrv but changed
     '''
     Read zim properties from library.xml
     Returns dict of library.xml and map of zim id to zim file name (under <dev>/library/zims)
@@ -69,8 +69,7 @@ def read_library_xml(lib_xml_file, kiwix_exclude_attr=[""]): # duplicated from i
       path_to_id_map (dict): A dictionary that translates zim ids to physical names
     '''
 
-    kiwix_exclude_attr.append("id") # don't include id
-    kiwix_exclude_attr.append("favicon") # don't include large favicon
+    kiwix_exclude_attr.append("id") # don't include id because is key
     zims_installed = {}
     path_to_id_map = {}
     try:
@@ -108,7 +107,7 @@ def rem_libr_xml(zim_id, kiwix_library_xml):
         if e.returncode != 2: # skip bogus file open error in kiwix-manage
             print(outp)
 
-def add_libr_xml(kiwix_library_xml, zim_path, zimname, zimidx):
+def add_libr_xml(kiwix_library_xml, zim_path, zimname, zimidx=None):
     '''
     Add a zim to library.xml