diff --git a/10-hpc-intro.html b/10-hpc-intro.html
index 739494e..5f0dc08 100644
--- a/10-hpc-intro.html
+++ b/10-hpc-intro.html
@@ -328,7 +328,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Why Use HPC?</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/10-hpc-intro.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -572,8 +572,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/11-connecting.html b/11-connecting.html
index e05dfea..b034139 100644
--- a/11-connecting.html
+++ b/11-connecting.html
@@ -330,7 +330,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Connecting to the remote HPC system</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/11-connecting.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -745,8 +745,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/11-connecting.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/13-navigation.html b/13-navigation.html
index b1551b8..579a276 100644
--- a/13-navigation.html
+++ b/13-navigation.html
@@ -332,7 +332,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Moving around and looking at things</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/13-navigation.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1041,8 +1041,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/13-navigation.html",
   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/13-navigation.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
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diff --git a/14-files.html b/14-files.html
index 5e905f2..f6fb996 100644
--- a/14-files.html
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@@ -331,7 +331,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working with files</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/14-files.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -899,8 +899,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/14-files.html",
   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/14-files.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/15-wildcards-pipes.html b/15-wildcards-pipes.html
index 1632b56..2b942ad 100644
--- a/15-wildcards-pipes.html
+++ b/15-wildcards-pipes.html
@@ -328,7 +328,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Wildcards and pipes</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/15-wildcards-pipes.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -886,8 +886,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/15-wildcards-pipes.html",
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
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diff --git a/16-scripts.html b/16-scripts.html
index b5ee07d..5749370 100644
--- a/16-scripts.html
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@@ -328,7 +328,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Scripts, variables, and loops</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/16-scripts.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -984,8 +984,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/16-scripts.html",
   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/16-scripts.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index cbbf646..c126447 100644
--- a/404.html
+++ b/404.html
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
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 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 49d946d..a540bb5 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -315,7 +315,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Contributor Code of Conduct</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -400,8 +400,8 @@ <h1>Contributor Code of Conduct</h1>
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   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/CODE_OF_CONDUCT.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 8b735a8..5f5e2fd 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -315,7 +315,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -448,8 +448,8 @@ <h1>Licenses</h1>
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   "identifier": "https://EPCCed.github.io/2024-10-30-hpc-shell-edinburgh/LICENSE.html",
   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
+  "dateModified": "2025-01-14",
+  "datePublished": "2025-01-14"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 5d0db65..dde711f 100644
--- a/aio.html
+++ b/aio.html
@@ -368,7 +368,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         
 <section id="aio-10-hpc-intro"><p>Content from <a href="10-hpc-intro.html">Why Use HPC?</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/10-hpc-intro.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -568,7 +568,7 @@ <h3 class="callout-title">Key Points</h3>
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 </section></section><section id="aio-11-connecting"><p>Content from <a href="11-connecting.html">Connecting to the remote HPC system</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/11-connecting.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -945,7 +945,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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 </section></section><section id="aio-13-navigation"><p>Content from <a href="13-navigation.html">Moving around and looking at things</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/13-navigation.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -1633,7 +1633,7 @@ <h3 class="callout-title">Key Points</h3>
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 </section></section><section id="aio-14-files"><p>Content from <a href="14-files.html">Working with files</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/14-files.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -2173,7 +2173,7 @@ <h3 class="callout-title">Key Points</h3>
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 </section></section><section id="aio-15-wildcards-pipes"><p>Content from <a href="15-wildcards-pipes.html">Wildcards and pipes</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/15-wildcards-pipes.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -2683,7 +2683,7 @@ <h3 class="callout-title">Key Points</h3>
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 </section></section><section id="aio-16-scripts"><p>Content from <a href="16-scripts.html">Scripts, variables, and loops</a></p>
 <hr>
-<p>Last updated on 2025-01-07 |
+<p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/16-scripts.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -3341,8 +3341,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
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 }
 
   </script><script>
diff --git a/images.html b/images.html
index 43d6686..7379a9e 100644
--- a/images.html
+++ b/images.html
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
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   </script><script>
diff --git a/index.html b/index.html
index e9f17a7..aacef54 100644
--- a/index.html
+++ b/index.html
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
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 }
 
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diff --git a/instructor-notes.html b/instructor-notes.html
index 004ec38..c17fa35 100644
--- a/instructor-notes.html
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
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 }
 
   </script><script>
diff --git a/instructor/10-hpc-intro.html b/instructor/10-hpc-intro.html
index a75f990..a5ac3c4 100644
--- a/instructor/10-hpc-intro.html
+++ b/instructor/10-hpc-intro.html
@@ -328,7 +328,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Why Use HPC?</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/10-hpc-intro.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -574,8 +574,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
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 }
 
   </script><script>
diff --git a/instructor/11-connecting.html b/instructor/11-connecting.html
index 02b5fd8..fcf9c17 100644
--- a/instructor/11-connecting.html
+++ b/instructor/11-connecting.html
@@ -330,7 +330,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Connecting to the remote HPC system</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/11-connecting.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -747,8 +747,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   "dateCreated": "2024-10-29",
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 }
 
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diff --git a/instructor/13-navigation.html b/instructor/13-navigation.html
index 402f358..9069580 100644
--- a/instructor/13-navigation.html
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@@ -332,7 +332,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Moving around and looking at things</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/13-navigation.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -1043,8 +1043,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
-  "datePublished": "2025-01-07"
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 }
 
   </script><script>
diff --git a/instructor/14-files.html b/instructor/14-files.html
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@@ -331,7 +331,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working with files</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/14-files.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -901,8 +901,8 @@ <h3 class="callout-title">Key Points</h3>
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   "dateCreated": "2024-10-29",
-  "dateModified": "2025-01-07",
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+  "dateModified": "2025-01-14",
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 }
 
   </script><script>
diff --git a/instructor/15-wildcards-pipes.html b/instructor/15-wildcards-pipes.html
index 6556501..e8a3472 100644
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@@ -328,7 +328,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Wildcards and pipes</h1>
-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/15-wildcards-pipes.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -888,8 +888,8 @@ <h3 class="callout-title">Key Points</h3>
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-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/episodes/16-scripts.Rmd" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
@@ -986,8 +986,8 @@ <h3 class="callout-title">Key Points</h3>
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-        <p>Last updated on 2025-01-07 |
+        <p>Last updated on 2025-01-14 |
 
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+        <p>Last updated on 2025-01-14 |
 
         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/learners/reference.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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         <a href="https://github.com/EPCCed/2024-10-30-hpc-shell-edinburgh/edit/main/learners/reference.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 
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