Sync slide 5 from master

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

index.html

@@ -81,6 +81,12 @@
     <p><em>Great.</em></p>
   </section>
 
+  <!-- ─── SLIDE 5 ──────────────────────────────────────────────────── -->
+  <section>
+    <h2>You have 10 servers.</h2>
+    <p><em>Still manageable… but every small change means 10 SSH sessions, 10 vim edits, 10 chances to make a mistake.</em></p>
+  </section>
+
 
 </div>
 </div>