1 files changed, 9 insertions, 0 deletions

diff --git a/report/progression.tex b/report/progression.tex
index 1a74d8d..0108d2d 100644
--- a/report/progression.tex
+++ b/report/progression.tex
@@ -382,12 +382,21 @@ Moving characters that can move to adjacent rooms once permitted were added.
 
 \section{Zuul even better}
 
+86d6f56dd - A code refactoring was done.
+
 \subsection{Inheritance}
 
+Inheritance (and interfaces) was already used for Character-s, Door-s, Item-s,
+and View-s since the beginning.
+
 \subsection{Abstract Command}
 
+The Performer class was replaced by multiple Command sub-types.
+
 \subsection{Packages}
 
+The code was already organised in packages.
+
 
 \section{Zuul without BlueJ}