diff --git a/.nojekyll b/.nojekyll
index 11dd939..9a5f464 100644
--- a/.nojekyll
+++ b/.nojekyll
@@ -1 +1 @@
-16f13270
\ No newline at end of file
+829de3b0
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diff --git a/index.html b/index.html
index adc52a7..cdb4637 100644
--- a/index.html
+++ b/index.html
@@ -558,7 +558,7 @@ <h2>explore your package library</h2>
 <div class="sourceCode" id="cb1"><pre class="sourceCode numberSource r number-lines code-with-copy"><code class="sourceCode r"><span id="cb1-1"><a></a>usethis<span class="sc">::</span><span class="fu">use_course</span>(<span class="st">"rstats-wtf/wtf-explore-libraries"</span>)</span>
 <span id="cb1-2"><a></a><span class="co"># use_course("rstats-wtf/wtf-explore-libraries", destdir = "my/new/location")</span></span>
 <span id="cb1-3"><a></a>usethis<span class="sc">::</span><span class="fu">proj_activate</span>(<span class="st">"/path/to/my/new/location"</span>)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -680,7 +680,7 @@ <h2>edit your user <code>.Renviron</code></h2>
 <code>CMD  + SHIFT + 0</code></li>
 <li>Retrieve the value of WTF_USER <code>Sys.getenv("WTF_USER")</code></li>
 </ol>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -698,7 +698,7 @@ <h2>edit your project <code>.Renviron</code></h2>
 <code>CMD  + SHIFT + 0</code></li>
 <li>Retrieve the value of WTF_PROJECT <code>Sys.getenv("WTF_PROJECT")</code></li>
 </ol>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -769,7 +769,7 @@ <h2>discuss with your neighbor</h2>
 <p><br></p>
 <div class="sourceCode" id="cb3"><pre class="sourceCode numberSource r number-lines code-with-copy"><code class="sourceCode r"><span id="cb3-1"><a></a><span class="fu">library</span>(usethis)</span>
 <span id="cb3-2"><a></a><span class="fu">library</span>(devtools)</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -810,7 +810,7 @@ <h2>activity</h2>
 </div>
 </div>
 </div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1228,7 +1228,7 @@ <h2>pop quiz, hotshot</h2>
 <div class="question">
 <p>Does <a href="https://p3m.dev">Posit Public Package Manager</a> serve a binary of <code>dplyr</code> for R 3.6?</p>
 </div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1478,7 +1478,7 @@ <h2>activity</h2>
 <li><p><code>install.packages("gitcellar")</code></p></li>
 </ol>
 </div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1603,7 +1603,7 @@ <h2>activity</h2>
 <li><p><code>install.packages("dplyr")</code></p></li>
 </ol>
 <p>what version of dplyr did you install?</p>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1789,7 +1789,7 @@ <h2>activity</h2>
 <span id="cb23-2"><a></a><span class="fu">install.packages</span>(<span class="st">"renv"</span>)</span>
 <span id="cb23-3"><a></a>renv<span class="sc">::</span><span class="fu">init</span>()</span>
 <span id="cb23-4"><a></a>renv<span class="sc">::</span><span class="fu">status</span>()</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1809,7 +1809,7 @@ <h2>activity</h2>
 <span id="cb24-4"><a></a>renv<span class="sc">::</span><span class="fu">snapshot</span>()</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
 <p>remove <code>library(parallelly)</code> from the file you added it to</p>
 <div class="sourceCode" id="cb25"><pre class="sourceCode numberSource r number-lines code-with-copy"><code class="sourceCode r"><span id="cb25-1"><a></a>renv<span class="sc">::</span><span class="fu">status</span>()</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_0eede19470718ec95fc4c7e50dc6f8191af3983a" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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@@ -1997,7 +1997,8 @@ <h2>language managers</h2>
 <div class="sourceCode" id="cb29"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb29-1"><a aria-hidden="true" tabindex="-1"></a><span class="ex">scoop</span> install rig</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
 </div>
 <div id="tabset-8-2">
-<div class="sourceCode" id="cb30"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb30-1"><a aria-hidden="true" tabindex="-1"></a><span class="ex">brew</span> install rig</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
+<div class="sourceCode" id="cb30"><pre class="sourceCode bash code-with-copy"><code class="sourceCode bash"><span id="cb30-1"><a aria-hidden="true" tabindex="-1"></a><span class="ex">brew</span> tap r-lib/rig</span>
+<span id="cb30-2"><a aria-hidden="true" tabindex="-1"></a><span class="ex">brew</span> install <span class="at">--cask</span> rig</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
 </div>
 </div>
 </div>
@@ -2203,7 +2204,7 @@ <h2>activity</h2>
 <li>launch RStudio with a different R version</li>
 <li>use <code>renv::restore()</code> to restore your project</li>
 </ol>
-<div id="timer_8d023993377e2127bf4ed8a4c256a3dcc3b6d909" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
+<div id="timer_7e8ca9d8fa53162b77377fb1acff602423177565" class="countdown" data-warn-when="0" data-update-every="1" data-play-sound="false" data-blink-colon="false" data-start-immediately="false" tabindex="0" style="right: 0;bottom: 0;">
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diff --git a/search.json b/search.json
index 146b525..bc00583 100644
--- a/search.json
+++ b/search.json
@@ -536,7 +536,7 @@
     "href": "index.html#language-managers",
     "title": "personal radmin",
     "section": "language managers",
-    "text": "language managers\nusing your package manager, install rig:\n\nwindows*nix\n\n\nscoop install rig\n\n\nbrew install rig\n\n\n\n\nlanguage managers for other languages:\n pyenv\n nvm\n rustup\n asdf\n mise-en-place\n\n\n\nmany language managers are often written in some language other than the one they are responsible for managing"
+    "text": "language managers\nusing your package manager, install rig:\n\nwindows*nix\n\n\nscoop install rig\n\n\nbrew tap r-lib/rig\nbrew install --cask rig\n\n\n\n\nlanguage managers for other languages:\n pyenv\n nvm\n rustup\n asdf\n mise-en-place\n\n\n\nmany language managers are often written in some language other than the one they are responsible for managing"
   },
   {
     "objectID": "index.html#list-installed-r-versions",
diff --git a/sitemap.xml b/sitemap.xml
index 5daa881..a6cb3af 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -2,6 +2,6 @@
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
     <loc>https://rstats-wtf.github.io/wtf-personal-radmin-slides/index.html</loc>
-    <lastmod>2024-08-10T17:31:55.008Z</lastmod>
+    <lastmod>2024-08-13T00:10:04.795Z</lastmod>
   </url>
 </urlset>