diff --git a/vortrag/hardware.tex b/vortrag/hardware.tex
index 5061293..dc416a6 100644
--- a/vortrag/hardware.tex
+++ b/vortrag/hardware.tex
@@ -67,9 +67,17 @@
   \end{frame}
 \begin{frame}{What happens after the event?}
 	\begin{itemize}
-		\item After the events most badges end up in the drawer.
-		\item Coin cells are expensive and never at hand.
+		\item After the event most badges end up in the drawer.
+		\item Coin cells are expensive, never at hand and always empty.
+		\item Bigger batteries needed for a backlight.
+	\end{itemize}
+\end{frame}
+\begin{frame}{Let's do it "right"}
+	\begin{itemize}
+		\item After the event most badges end up in the drawer.
+		\item Coin cells are expensive, never at hand and always empty.
+		\item Bigger batteries needed for a backlight.
 	\end{itemize}
 \end{frame}
-
 \end{document}
+