diff --git a/ha-org-pikchr-01.svg b/ha-org-pikchr-01.svg
new file mode 100644
index 0000000..1ab52ea
--- /dev/null
+++ b/ha-org-pikchr-01.svg
@@ -0,0 +1,9 @@
+<svg xmlns='http://www.w3.org/2000/svg' class="pikchr" viewBox="0 0 260.64 76.32">
+<path d="M2.16,38.16L74.16,38.16"  style="fill:none;stroke-width:2.16;stroke:rgb(255,255,255);" />
+<path d="M74.16,74.16L182.16,74.16L182.16,2.16L74.16,2.16Z"  style="fill:none;stroke-width:2.16;stroke:rgb(255,255,255);" />
+<text x="128.16" y="28.08" text-anchor="middle" fill="rgb(255,255,255)" dominant-baseline="central">Hello,</text>
+<text x="128.16" y="48.24" text-anchor="middle" fill="rgb(255,255,255)" dominant-baseline="central">World!</text>
+<polygon points="254.16,38.16 242.64,42.48 242.64,33.84" style="fill:rgb(255,255,255)"/>
+<path d="M182.16,38.16L248.4,38.16"  style="fill:none;stroke-width:2.16;stroke:rgb(255,255,255);" />
+</svg>
+
diff --git a/ha-org-pikchr-02.svg b/ha-org-pikchr-02.svg
new file mode 100644
index 0000000..510bfc4
--- /dev/null
+++ b/ha-org-pikchr-02.svg
@@ -0,0 +1,9 @@
+<svg xmlns='http://www.w3.org/2000/svg' class="pikchr" viewBox="0 0 95.7888 64.8">
+<path d="M2.16,62.64L54.576,62.64L54.576,32.4L2.16,32.4Z"  style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
+<text x="28.368" y="47.52" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">head</text>
+<path d="M54.576,62.64L93.6288,62.64L93.6288,32.4L54.576,32.4Z"  style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
+<text x="74.1024" y="47.52" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">tail</text>
+<path d="M2.16,32.4L93.6288,32.4L93.6288,2.16L2.16,2.16Z"  style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
+<text x="47.8944" y="17.28" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">something</text>
+</svg>
+
diff --git a/ha-programming.org b/ha-programming.org
index c49d403..d6175f0 100644
--- a/ha-programming.org
+++ b/ha-programming.org
@@ -1095,7 +1095,8 @@ Also, I like Markdown is look like a word processor, similarly to my org files:
   (use-package markdown-mode
     :straight (:host github :repo "jrblevin/markdown-mode")
     :mode ((rx ".md" string-end) . gfm-mode)
-    :init (setq markdown-command "multimarkdown"
+    :init (setq markdown-command (expand-file-name "markdown" "~/bin")
+                markdown-open-command (expand-file-name "markdown-open" "~/bin")
                 markdown-header-scaling t)
     :general
     (:states 'normal :no-autoload t :keymaps 'markdown-mode-map
@@ -1125,6 +1126,25 @@ With the =markdown-header-scaling= set, we no longer need to color the headers i
                             :foreground default-color))))
 #+end_src
 
+Both the =markdown-command= and the =markdown-open-command= variables are called to render (and preview) a Markdown file (~C-c C-c o~), and calls the following scripts (which in turn, call =pandoc= as I depend on this for other org-related features):
+
+#+begin_src sh :tangle ~/bin/markdown :shebang "#!/usr/bin/env bash" :tangle-mode u+x
+  pandoc --to=html --from=gfm $*
+#+end_src
+
+#+begin_src sh :tangle ~/bin/markdown-open :shebang "#!/usr/bin/env bash" :tangle-mode u+x
+  OUTPUT_FILE=$(mktemp 'emacs-view-XXXXXXX.html')
+  pandoc --to=html --from=gfm --output=$OUTPUT_FILE $*
+
+  # Are we on a MacOS Laptop:
+  if [ -d "/Library" ]
+  then
+    open $OUTPUT_FILE
+  else
+    firefox -new-tab $OUTPUT_FILE
+  fi
+#+end_src
+
 Using [[https://polymode.github.io/][polymode]], let’s add syntax coloring to Markdown code blocks similar to what we do with Org:
 
 #+begin_src emacs-lisp