--- a/mercurial.tex
+++ b/mercurial.tex
@@ -612,82 +612,6 @@
   \end{itemize}
 \end{frame}
 
-%\begin{frame}{Pushing and Pulling}
-%  \tikzstyle{rev}+=[on chain, join]
-%  \tikzset{node distance=4mm}
-%
-%  Having made local commits, we need to publish them:
-%  \begin{itemize}
-%  \item<1-> pushing: moves changesets to another repository
-%
-%    \begin{tikzpicture}
-%      \begin{scope}[start chain=a]
-%        \node[rev] {};
-%        \node[rev] {};
-%        \node[rev] {};
-%        \node[rev] {};
-%      \end{scope}
-%
-%      \node[invisible] at (a-begin.north) {};
-%      \node[invisible] at (a-begin.south) {};
-%
-%      \begin{pgfonlayer}{background}
-%        \node<2>[highlight, fit=(a-3) (a-4)] {};
-%      \end{pgfonlayer}
-%
-%      \begin{scope}[start chain=b]
-%        \node[rev, right=5cm of a-begin] {};
-%        \node[rev] {};
-%        \node<3->[rev] {};
-%        \node<3->[rev] {};
-%      \end{scope}
-%
-%      \draw<3->[short,->] (a-end) -- node[below] {\cmd{hg push}} (b-begin);
-%
-%      \begin{pgfonlayer}{background}
-%        \node<3>[highlight, fit=(b-3) (b-4)] {};
-%      \end{pgfonlayer}
-%    \end{tikzpicture}
-%
-%  \item<4-> pulling: moves changesets into your repository
-%
-%    \begin{tikzpicture}
-%      \begin{scope}[start chain=a]
-%        \node[rev] {};
-%        \node[rev] {};
-%        \node<6->[rev] {};
-%        \node<6->[rev] {};
-%      \end{scope}
-%
-%      \node[invisible] at (a-end.north) {};
-%      \node[invisible] at (a-end.south) {};
-%
-%      \begin{pgfonlayer}{background}
-%        \node<6>[highlight, fit=(a-3) (a-4)] {};
-%      \end{pgfonlayer}
-%
-%      \begin{scope}[start chain=b]
-%        \node[rev, right=5cm of a-begin] {};
-%        \node[rev] {};
-%        \node[rev] {};
-%        \node[rev] {};
-%      \end{scope}
-%
-%      \begin{pgfonlayer}{background}
-%        \node<5>[highlight, fit=(b-3) (b-4)] {};
-%      \end{pgfonlayer}
-%
-%      \draw<6->[short,->] (b-begin) -- node[below] {\cmd{hg pull}} (a-end);
-%
-%    \end{tikzpicture}
-%
-%  \item<7-> \cmd{hg push} and \cmd{hg pull} are symmetric
-%
-%  \item<7-> \cmd{hg clone} $=$ \cmd{hg init} $+$ \cmd{hg pull}\\
-%    (but more space-efficient on local disks)
-%  \end{itemize}
-%\end{frame}
-
 \subsection{Workflows}
 
 \include{central-workflow}

new file mode 100644
--- /dev/null
+++ b/push-pull.tex
@@ -0,0 +1,75 @@
+\begin{frame}{Pushing and Pulling}
+  \tikzstyle{rev}+=[on chain, join]
+  \tikzset{node distance=4mm}
+
+  Having made local commits, we need to publish them:
+  \begin{itemize}
+  \item<1-> pushing: moves changesets to another repository
+
+    \begin{tikzpicture}
+      \begin{scope}[start chain=a]
+        \node[rev] {};
+        \node[rev] {};
+        \node[rev] {};
+        \node[rev] {};
+      \end{scope}
+
+      \node[invisible] at (a-begin.north) {};
+      \node[invisible] at (a-begin.south) {};
+
+      \begin{pgfonlayer}{background}
+        \node<2>[highlight, fit=(a-3) (a-4)] {};
+      \end{pgfonlayer}
+
+      \begin{scope}[start chain=b]
+        \node[rev, right=5cm of a-begin] {};
+        \node[rev] {};
+        \node<3->[rev] {};
+        \node<3->[rev] {};
+      \end{scope}
+
+      \draw<3->[short,->] (a-end) -- node[below] {\cmd{hg push}} (b-begin);
+
+      \begin{pgfonlayer}{background}
+        \node<3>[highlight, fit=(b-3) (b-4)] {};
+      \end{pgfonlayer}
+    \end{tikzpicture}
+
+  \item<4-> pulling: moves changesets into your repository
+
+    \begin{tikzpicture}
+      \begin{scope}[start chain=a]
+        \node[rev] {};
+        \node[rev] {};
+        \node<6->[rev] {};
+        \node<6->[rev] {};
+      \end{scope}
+
+      \node[invisible] at (a-end.north) {};
+      \node[invisible] at (a-end.south) {};
+
+      \begin{pgfonlayer}{background}
+        \node<6>[highlight, fit=(a-3) (a-4)] {};
+      \end{pgfonlayer}
+
+      \begin{scope}[start chain=b]
+        \node[rev, right=5cm of a-begin] {};
+        \node[rev] {};
+        \node[rev] {};
+        \node[rev] {};
+      \end{scope}
+
+      \begin{pgfonlayer}{background}
+        \node<5>[highlight, fit=(b-3) (b-4)] {};
+      \end{pgfonlayer}
+
+      \draw<6->[short,->] (b-begin) -- node[below] {\cmd{hg pull}} (a-end);
+
+    \end{tikzpicture}
+
+  \item<7-> \cmd{hg push} and \cmd{hg pull} are symmetric
+
+  \item<7-> \cmd{hg clone} $=$ \cmd{hg init} $+$ \cmd{hg pull}\\
+    (but more space-efficient on local disks)
+  \end{itemize}
+\end{frame}