diff --git a/pres/graphics/XORBlock.png b/pres/graphics/XORBlock.png
index 7164270..acebdcd 100644
Binary files a/pres/graphics/XORBlock.png and b/pres/graphics/XORBlock.png differ
diff --git a/pres/pres.tex b/pres/pres.tex
index 72457b4..6818974 100644
--- a/pres/pres.tex
+++ b/pres/pres.tex
@@ -182,7 +182,8 @@
 \begin{frame}
   \frametitle{How real pain feels}
   \begin{itemize}
-    \item Java
+  \item Java
+  \item Very poor papers
   \end{itemize}
 \end{frame}