diff --git a/Display.h b/Display.h
index b0c0503..aee98ea 100644
--- a/Display.h
+++ b/Display.h
@@ -9,9 +9,6 @@
 
 #include "Line.h"
 
-//class Point;
-//class Line;
-
 #define OFFSET 10.f
 #define WIDTH 800
 #define HEIGHT 600
@@ -25,21 +22,13 @@ private:
     sf::Font m_font;
     sf::Text m_textStatus;
 
-    //std::vector<Point> m_points;
     std::vector<sf::CircleShape> m_points;
     std::vector<sf::Text> m_labels;
-    //sf::VertexArray m_points;
-    //sf::VertexArray m_labels;
-
-    //std::vector<sf::Vertex> m_hull;
     std::vector<sf::CircleShape> m_hullPoints;
-    //sf::VertexArray m_hull;
-    //sf::ConvexShape m_convex; // shape for convex hull -> does not fit because points have to be aligned already
 
-    //std::map<Line, std::vector<Point> > m_pointsForLine;
     std::vector<Line> m_lines;
     //std::list<Line> m_lines;
-    //Line *m_curLine = nullptr; // get any value if the underlying vector gets resized and moved in memory
+    //Line *m_curLine = nullptr; // get any value if the underlying vector gets resized and moved in memory -> thus, use list
     Line m_curLine;              // -> either make a copy
     int m_curLineIdx = -1;       //    or just use index