diff --git a/config.toml b/config.toml
index 138f8d6..b066945 100644
--- a/config.toml
+++ b/config.toml
@@ -52,8 +52,8 @@ toc = true
 bottom_footnotes = true
 copy_button = true
 code_block_name_links = true
-katex = false     # can be set to true in individual posts as needed
-mermaid = false   # can be set to true in individual posts as needed
+katex = true
+mermaid = true
 show_reading_time = false
 
 copyright = "© $CURRENT_YEAR Fabian Montero $SEPARATOR Unless otherwise noted, the content in this website is available under the [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) license."
@@ -76,7 +76,6 @@ footer_menu = [
     {name = "notes", url = "https://notes.posixlycorrect.com"},
     {name = "ebooks", url = "https://calibre.posixlycorrect.com"},
     {name = "photos", url = "https://photos.posixlycorrect.com"},
-    {name = "sitemap", url = "sitemap.xml"},
 ]
 
 
@@ -93,17 +92,3 @@ u_key = "https://public.posixlycorrect.com/pki/A8981D346F8F4130CA16A7775517E687F
 # https://webmention.io/settings
 enable = true
 domain = "posixlycorrect.com"
-
-
-[extra.isso]
-enabled_for_all_posts = false
-automatic_loading = true
-endpoint_url = "http://isso.posixlycorrect.com"
-page_id_is_slug = true
-lang = ""
-max_comments_top = "inf"
-max_comments_nested = "5"
-avatar = false
-voting = true
-page_author_hashes = ""
-lazy_loading = true
diff --git a/content/_index.md b/content/_index.md
index 2e27552..45d5eeb 100644
--- a/content/_index.md
+++ b/content/_index.md
@@ -6,5 +6,3 @@
 Welcome. You have reached the root endpoint of the posixlycorrect server, my home server.
 
 My name is Fabian Montero, I am a Linux Embedded Engineer. Check out my projects [here](https://git.posixlycorrect.com/fabian?tab=activity) or email me at *fabian [at] posixlycorrect [dot] com*. Get my gpg key [here](https://public.posixlycorrect.com/pki/A8981D346F8F4130CA16A7775517E687FCCE0BB9.asc).
-
-Please sign my [guestbook](https://posixlycorrect.com/guestbook/). :)
diff --git a/content/guestbook.md b/content/guestbook.md
deleted file mode 100644
index 2cdcabb..0000000
--- a/content/guestbook.md
+++ /dev/null
@@ -1,6 +0,0 @@
-+++
-title = "guestbook"
-
-[extra]
-isso = true
-+++
diff --git a/content/lib/_index.md b/content/lib/_index.md
index f461529..5b50db7 100644
--- a/content/lib/_index.md
+++ b/content/lib/_index.md
@@ -6,4 +6,3 @@ title = "lib"
 [visual thinking](@/lib/visual_thinking.md)  
 [be methodical](@/lib/be_methodical.md)  
 [digital gardening](https://git.posixlycorrect.com/fabian/digital-gardeners)  
-[indieweb](https://https://indieweb.org/)  
diff --git a/content/lib/art_collection.md b/content/lib/art_collection.md
new file mode 100644
index 0000000..54366a2
--- /dev/null
+++ b/content/lib/art_collection.md
@@ -0,0 +1,25 @@
++++
+title = "art collection"
++++
+I own a very small art collection. Here are some photos of the pieces in it and
+some info about them.
+
+# La tertulia
+Screen Printing  
+35x45cm  
+2021  
+
+La Tertulia is a screen printing ("serigrafía", in spanish) by Costa Rican
+artist Rafa Gutierrez.
+
+![La Tertulia](../../art_collection/la_tertulia1.jpg)
+
+![La Tertulia](../../art_collection/la_tertulia2.jpg)
+
+This is how I framed it:
+
+![La Tertulia](../../art_collection/la_tertulia3.jpg)
+
+This piece has a "sister" which I gifted to my father. It's called "Caribe":
+
+![Caribe](../../art_collection/caribe.jpg)
diff --git a/content/lib/places_to_eat_out.md b/content/lib/places_to_eat_out.md
new file mode 100644
index 0000000..2cd6424
--- /dev/null
+++ b/content/lib/places_to_eat_out.md
@@ -0,0 +1,76 @@
++++
+title = "places to eat out"
++++
+<ul id="randomize-list">
+    <li>Olive Garden</li>
+    <li>La Hacienda Mexicana</li>
+    <li>Wings on Fire</li>
+    <li>La 45</li>
+    <li>El Higuerón</li>
+    <li>La Casona de Laly</li>
+    <li>Pizza Hut</li>
+    <li>Spoon</li>
+    <li>Casa Rojas</li>
+    <li>Neko Sushi</li>
+    <li>Fitos</li>
+    <li>Cosí</li>
+    <li>La Caverna de Monto</li>
+    <li>Cantón</li>
+    <li>Ichiraku Sushi</li>
+    <li>Taquería Taquitos</li>
+    <li>95 Grados</li>
+    <li>Ciros</li>
+    <li>Family Pizza</li>
+</ul>
+
+<script>
+  // Function to randomize an array using the Fisher-Yates algorithm
+  function shuffleArray(array) {
+    for (let i = array.length - 1; i > 0; i--) {
+      const j = Math.floor(Math.random() * (i + 1));
+      [array[i], array[j]] = [array[j], array[i]];
+    }
+    return array;
+  }
+
+  // Get the list element by its ID
+  const listElement = document.getElementById('randomize-list');
+
+  // Function to randomize the list
+  function randomizeList() {
+    // Get the list items from the list element
+    const listItems = Array.from(listElement.getElementsByTagName('li'));
+
+    // Randomize the order of list items
+    const randomizedList = shuffleArray(listItems);
+
+    // Clear the existing list
+    listElement.innerHTML = '';
+
+    // Append the randomized list items back to the list element
+    randomizedList.forEach((item) => {
+      listElement.appendChild(item);
+    });
+  }
+
+  // Create a button element
+  const button = document.createElement('button');
+  button.textContent = 'Randomize!';
+  button.style.background = 'none';
+  button.style.border = 'none';
+  button.style.color = 'rgb(252, 147, 0)';
+  button.style.textDecoration = 'bold';
+  button.style.cursor = 'pointer';
+  button.style.padding = '5';
+  button.style.fontSize = '18px';
+  button.style.border = '1px solid rgb(252, 147, 0)';
+  button.style.borderRadius = '0';
+  button.style.fontFamily = 'Liberation Mono';
+  button.addEventListener('click', randomizeList);
+
+  // Insert the button before the list element
+  listElement.parentNode.insertBefore(button, listElement);
+
+  // Randomize the list initially
+  randomizeList();
+</script>
diff --git a/themes/tabi-lean/templates/partials/footer.html b/themes/tabi-lean/templates/partials/footer.html
index 7e64fdd..34415a4 100644
--- a/themes/tabi-lean/templates/partials/footer.html
+++ b/themes/tabi-lean/templates/partials/footer.html
@@ -84,8 +84,7 @@
                                 {%- set url = get_url(path=menu.url, lang=lang, trailing_slash=trailing_slash) -%}
                             {%- endif -%}
 
-                            <a class="nav-links no-hover-padding" href="{{ url }}"
-                                {%- if menu.url is starting_with("http") -%} target="_blank" rel="noopener noreferrer"{%- endif -%}>
+                            <a class="nav-links no-hover-padding" href="{{ url }}">
                                 {{ macros_translate::translate(key=menu.name, default=menu.name, language_strings=language_strings) }}
                             </a>
                         </li>
diff --git a/themes/tabi-lean/templates/partials/nav.html b/themes/tabi-lean/templates/partials/nav.html
index db93240..a225671 100644
--- a/themes/tabi-lean/templates/partials/nav.html
+++ b/themes/tabi-lean/templates/partials/nav.html
@@ -14,10 +14,11 @@
                                 {%- if menu.url is starting_with("http") -%}
                                     {%- if trailing_slash -%}
                                         <a class="nav-links no-hover-padding" href="{{ menu.url }}/"
+                                        target="_blank" rel="noopener noreferrer">
                                     {%- else -%}
                                         <a class="nav-links no-hover-padding" href="{{ menu.url }}"
+                                        target="_blank" rel="noopener noreferrer">
                                     {%- endif -%}
-                                    target="_blank" rel="noopener noreferrer">
                                 {%- else -%}
                                     <a class="nav-links no-hover-padding" href="{{ get_url(path=menu.url, lang=lang, trailing_slash=trailing_slash) }}">
                                 {%- endif -%}