diff --git a/youngjin.han/dot-cdist/init b/youngjin.han/dot-cdist/manifest/init
similarity index 91%
rename from youngjin.han/dot-cdist/init
rename to youngjin.han/dot-cdist/manifest/init
index cd3f05c..ad77f58 100644
--- a/youngjin.han/dot-cdist/init
+++ b/youngjin.han/dot-cdist/manifest/init
@@ -2,7 +2,6 @@ __file /etc/cdist-configured
 
 case "$__target_host" in
     localhost)
-        __motd
         __timezone Asia/Seoul
         __package emacs --state present
     ;;
diff --git a/youngjin.han/learning-node02-2020.org b/youngjin.han/learning-node02-2020.org
index b41f2ae..9460122 100644
--- a/youngjin.han/learning-node02-2020.org
+++ b/youngjin.han/learning-node02-2020.org
@@ -1,83 +1,39 @@
-* 2020-04-23
-*** Organisation #1: org-mode introduction
-**** Lecture content
-***** Install emacs
-***** Install org-mode
-***** Create a function that opens ~/learning.org in your ~/.emacs
-***** Bind that function to "f3" (configure it in .emacs)
-***** Create a new item named "2020-04-10"
-****** Create a sub item "ungleich learning circle"
-* 2020-04-24
-*** Organisation #2: Creating, managing and sharing with "magit"
-**** Lecture content
-***** Install "magit" for emacs
-***** Bind C-x g to open magit-status in ~/.emacs
-***** Create a new directory ~/ungleich-learning-circle/ (with emacs)
-****** Use C-h b in dired mode to find out how to
-***** Create a sub directory ~/ungleich-learning-circle/YOURNAME/ (with emacs)
-***** Move your previously created learning.org file into ~/ungleich-learning-circle/YOURNAME/ (with emacs)
-***** Initialise it with git (with magit)
-***** Create the repo "ungleich-learning-circle" on code.ungleich.ch under your username
-***** Add your remote on code.ungleich.ch to your local git repo with magit
-***** Push your repo
-***** Add a new remote of a another participant 
-***** Move your ~/learning.org to ~/notes
-***** Commit that file with magit
-***** Push the repo with magit
-***** Merging the remote repo with the command line
-***** End result: everyone has everything of everyone else
-* 2020-04-27
-*** Organisation #3: Managing your emails
+* 2020-05-04
+*** cdist #1: Introduction
 **** Lecture content
 ***** Objective
-****** Be able to manage all your mails in mu4e
-***** Description
-****** All email is synchronised using isync/mbsync
-****** Email is indexed with mu (xapian backend)
-****** Email is viewed in mu4e
-****** All new emails arrive in the inbox
+****** Begin to use cdist
 ***** Steps
-****** Install mu4e
-****** Start mu4e in emacs
-****** Configure mbsync for your ungleich mail account
-******* Synchronise all mails into ~/Maildir/ungleich
-******* This structure leaves room for other mail accounts, like ~/Maildir/gmail
-****** Verify that mbsync synchronises the mail
-****** Index mails using `mu` on the command line (only first time)
-****** Configure mu4e to get email with mbsync -a
-****** Configure mu4e to "archive" emails into ~/Maildir/ungleich/YEAR/
-******* This gives you a good performance / organisation for the next decades
-****** Configure mu4e/emacs for sending emails
-****** Send other participants an email via mu4e
-****** Verify that it arrives
-****** "Archive" it afterwards
-* 2020-04-29
-*** Organisation #4: Organising yourself
-**** Lecture content
-***** Objective: have a todo list based on org mode
-***** Steps
-****** Configure the "org-directory" to be ~/ungleich-learning-circle/USERNAME/
-******* This is important as it will be used by the todo function later
-****** Extend your function from the organisation #1 session
-******* Instead of opening a fixed file, we include two variable parts:
-******** The hostname of the machine
-******** The year
-******* Pressing F3 should open ~/ungleich-learning-circle/USERNAME/learning-$(hostname)-$(year).org
-******** we call this "your personal agenda"
-****** Configure mu4e to create a org-mode tasks from an email
-******* Store these tasks in ~/ungleich-learning-circle/USERNAME/todo.org
-****** Configure emacs to open the "org-agenda" with "C-c a"
-****** List all TODO entries
-****** List the agenda of the day
-****** List the agenda of the week
-****** Bind F8 to open the "org-todo-list"
-****** Create some sample tasks in it
-***** From now on, maintaining tasks should be
-****** Pressing F3 to open your personal "logfile"
-****** Adding a TODO item
-****** Pressing F8 to see the tasks with priorities
-***** Bonus tasks
-****** Configure mu4e to store org-mode tasks in .../todo-$(hostname)-$(year).org
+****** DONE Checkout cdist quickstart https://www.cdi.st/manual/latest/cdist-quickstart.html
+       CLOSED: [2020-05-04 월 22:32]
+****** DONE Install cdist locally
+       CLOSED: [2020-05-04 월 22:32]
+****** DONE Create a new cdist configuration directory in ~/ungleich-learning-circle/USERNAME/dot-cdist
+       CLOSED: [2020-05-04 월 22:32]
+****** DONE Create an empty initial manifest ("use touch")
+       CLOSED: [2020-05-04 월 22:32]
+****** DONE Commit that status
+       CLOSED: [2020-05-04 월 22:37]
+****** DONE Ensure that you can login as root to localhost via ssh without a password
+       CLOSED: [2020-05-04 월 22:37]
+****** DONE Configure cdist to configures the motd of your localhost
+       CLOSED: [2020-05-05 화 00:42]
+******* DONE Ensure you have a case block matching on $__target_host
+        CLOSED: [2020-05-05 화 00:21]
+******* DONE Use the -c parameter to cdist to specify the configuration directory
+        CLOSED: [2020-05-04 월 23:58]
+******* DONE Use the -vv parameter to get more verbose output
+        CLOSED: [2020-05-04 월 23:57]
+******* DONE Search for / understand what MOTD stands for
+        CLOSED: [2020-05-05 화 00:41]
+****** DONE Configure cdist to create the file /etc/cdist-configured
+       CLOSED: [2020-05-04 월 23:33]
+****** DONE Configure cdist to setup the timezone on your local computer
+       CLOSED: [2020-05-04 월 23:33]
+****** DONE Configure cdist to ensure emacs is installed
+       CLOSED: [2020-05-04 월 23:47]
+****** DONE Ensure that in the end all changes are committed in your repository
+       CLOSED: [2020-05-05 화 00:42]
 * 2020-05-01
 *** Organisation #5: Emacs refresher
 **** Lecture content
@@ -132,9 +88,91 @@
 ******* DONE Document two very similar, but slightly different ways
 	 CLOSED: [2020-05-01 금 23:28]
 ******** C-x b is that the selected buffer is displayed on the focused window
+******** C-x C-b is that all buffers is dispalayed on the new window
 ******** C-x 4 b is that the selected buffer is displayed on the new window
 ***** Outcome
 ****** DONE Document all above commands in your learning org sheet
        CLOSED: [2020-05-01 금 23:28]
 ****** DONE Share your documentation at the end of the session (not before)
        CLOSED: [2020-05-01 금 23:28]
+
+* 2020-04-29
+*** Organisation #4: Organising yourself
+**** Lecture content
+***** Objective: have a todo list based on org mode
+***** Steps
+****** Configure the "org-directory" to be ~/ungleich-learning-circle/USERNAME/
+******* This is important as it will be used by the todo function later
+****** Extend your function from the organisation #1 session
+******* Instead of opening a fixed file, we include two variable parts:
+******** The hostname of the machine
+******** The year
+******* Pressing F3 should open ~/ungleich-learning-circle/USERNAME/learning-$(hostname)-$(year).org
+******** we call this "your personal agenda"
+****** Configure mu4e to create a org-mode tasks from an email
+******* Store these tasks in ~/ungleich-learning-circle/USERNAME/todo.org
+****** Configure emacs to open the "org-agenda" with "C-c a"
+****** List all TODO entries
+****** List the agenda of the day
+****** List the agenda of the week
+****** Bind F8 to open the "org-todo-list"
+****** Create some sample tasks in it
+***** From now on, maintaining tasks should be
+****** Pressing F3 to open your personal "logfile"
+****** Adding a TODO item
+****** Pressing F8 to see the tasks with priorities
+***** Bonus tasks
+****** Configure mu4e to store org-mode tasks in .../todo-$(hostname)-$(year).org
+* 2020-04-27
+*** Organisation #3: Managing your emails
+**** Lecture content
+***** Objective
+****** Be able to manage all your mails in mu4e
+***** Description
+****** All email is synchronised using isync/mbsync
+****** Email is indexed with mu (xapian backend)
+****** Email is viewed in mu4e
+****** All new emails arrive in the inbox
+***** Steps
+****** Install mu4e
+****** Start mu4e in emacs
+****** Configure mbsync for your ungleich mail account
+******* Synchronise all mails into ~/Maildir/ungleich
+******* This structure leaves room for other mail accounts, like ~/Maildir/gmail
+****** Verify that mbsync synchronises the mail
+****** Index mails using `mu` on the command line (only first time)
+****** Configure mu4e to get email with mbsync -a
+****** Configure mu4e to "archive" emails into ~/Maildir/ungleich/YEAR/
+******* This gives you a good performance / organisation for the next decades
+****** Configure mu4e/emacs for sending emails
+****** Send other participants an email via mu4e
+****** Verify that it arrives
+****** "Archive" it afterwards
+* 2020-04-24
+*** Organisation #2: Creating, managing and sharing with "magit"
+**** Lecture content
+***** Install "magit" for emacs
+***** Bind C-x g to open magit-status in ~/.emacs
+***** Create a new directory ~/ungleich-learning-circle/ (with emacs)
+****** Use C-h b in dired mode to find out how to
+***** Create a sub directory ~/ungleich-learning-circle/YOURNAME/ (with emacs)
+***** Move your previously created learning.org file into ~/ungleich-learning-circle/YOURNAME/ (with emacs)
+***** Initialise it with git (with magit)
+***** Create the repo "ungleich-learning-circle" on code.ungleich.ch under your username
+***** Add your remote on code.ungleich.ch to your local git repo with magit
+***** Push your repo
+***** Add a new remote of a another participant 
+***** Move your ~/learning.org to ~/notes
+***** Commit that file with magit
+***** Push the repo with magit
+***** Merging the remote repo with the command line
+***** End result: everyone has everything of everyone else
+* 2020-04-23
+*** Organisation #1: org-mode introduction
+**** Lecture content
+***** Install emacs
+***** Install org-mode
+***** Create a function that opens ~/learning.org in your ~/.emacs
+***** Bind that function to "f3" (configure it in .emacs)
+***** Create a new item named "2020-04-10"
+****** Create a sub item "ungleich learning circle"