+
−\begin{frame}{Workflow in a Team}
+
−  Mercurial scales from a single team\dots:
+
−  \begin{center}
+
−    \begin{tikzpicture}
+
−      \tikzstyle{repository}+=[minimum height=18mm, text width=12mm]
+
−
+
−      \node[repository] (a) at (120:2) {Alice};
+
−      \node[repository] (b) at (240:2) {Bob};
+
−      \node[repository] (c) at (  0:2) {Dev};
+
−
+
−      \node[repository, right=of c] (t) {Test};
+
−      \node[repository, right=of t] (p) {Prod};
+
−
+
−      \draw[short, <->] (a) -- (c);
+
−      \draw[short, <->] (b) -- (c);
+
−      \draw[short, <->] (c) -- (t);
+
−      \draw[short, <->] (t) -- (p);
+
−
+
−      \draw<2>[alert, very thick, ->] (b.west |- 0, -3cm) --
+
−        node[very near start, below] {unstable}
+
−        node[very near end, below] {stable} (p.east |- 0, -3cm);
+
−    \end{tikzpicture}
+
−  \end{center}
+
−\end{frame}