diff --git a/unil_2024/Sections/1-Introduction.tex b/unil_2024/Sections/1-Introduction.tex
index 2089fec0ec0ec5e2c6f3ca52ab4b9b60121ee214..0571a8800c49cd7239ce05352061d03b575194f0 100644
--- a/unil_2024/Sections/1-Introduction.tex
+++ b/unil_2024/Sections/1-Introduction.tex
@@ -27,6 +27,13 @@
 	\end{multicols}
 \end{frame}
 
+\note{Who we are:
+	\begin{itemize}
+		\item Me
+		\item Orestis not there but prepared practical example, I'll present it today
+	\end{itemize}
+}
+
 \begin{frame}[fragile]
 \frametitle{Generative AI - definition}
     \begin{itemize}
@@ -35,6 +42,13 @@
     \end{itemize}
 \end{frame}
 
+\note{What means words I'll talk about
+	\begin{itemize}
+		\item LLM = Examples : chatGPT, Gemini, CoPilot, 
+		\item Generative => G in chatGpt
+	\end{itemize}
+}
+
 \begin{frame}[fragile]
 \frametitle{How does it work ?}
 	Example
@@ -49,6 +63,15 @@
     \end{itemize}
 \end{frame}
 
+\note{How it works
+\begin{itemize}
+	\item Splits the input
+	\item labels kind of words
+	\item Compute probability of the kind of word
+	\item Compute probability of the next word
+\end{itemize}
+}
+
 \subsubsection{Example}
 \begin{frame}[fragile]
 \frametitle{Example - Write me bibliography for the paper I juste wrote on AI in research}
@@ -81,6 +104,15 @@
         \item Prone to bias
     \end{itemize}
     
+    \note{Details
+    \begin{itemize}
+    	\item Definition byzantine - agent that may be malevolent or not, anyway it may poison the data, example add doubt in climate change
+    	\item Concept = add \& mul, what it finds => hard to make sense of function found
+    	\item Number of parameters = complexity, number of "information" stored in the NN
+    \end{itemize}
+    }
+    
+    
 %    \vspace{10pt}
     \pause
     
@@ -111,4 +143,4 @@
     %    }
     %} % <-- end of the environment
     %\end{lstlisting}
-\end{frame}
+\end{frame}
\ No newline at end of file
diff --git a/unil_2024/Sections/2-Avantages.tex b/unil_2024/Sections/2-Avantages.tex
index d540f22f8d314c77b7caef085baa2288b3ec7dec..864737f7d6d25b646475b289b2d6267cd41d1dcb 100644
--- a/unil_2024/Sections/2-Avantages.tex
+++ b/unil_2024/Sections/2-Avantages.tex
@@ -11,6 +11,15 @@
     \end{itemize}
 \end{frame}
 
+\note{Details
+\begin{itemize}
+	\item Definition byzantine - agent that may be malevolent or not, anyway it may poison the data, example add doubt in climate change
+	\item Concept = add \& mul, what it finds => hard to make sense of function found
+	\item Number of parameters = complexity, number of "information" stored in the NN
+\end{itemize}
+}
+
+
 \begin{frame}[fragile]
 \frametitle{Good use cases}
 	\begin{multicols}{2}
@@ -20,6 +29,15 @@
 		    \item Easily formulate with the appropriate tone
 		    \item Versatile
 		\end{itemize}
+		
+		\note{
+			\begin{itemize}
+				\item Write as  author, role or so
+				\item Correct orthograph
+				\item Summarize but may lose information
+			\end{itemize}
+		}
+		
 		\pause
 		
 		\vspace{10pt}
diff --git a/unil_2024/Sections/3-Limites.tex b/unil_2024/Sections/3-Limites.tex
index ff6806d64a026d168d0b5fe21ae6d6596848b44c..8ac35fbeeef052afc05649b9c3085bc486c0f9df 100644
--- a/unil_2024/Sections/3-Limites.tex
+++ b/unil_2024/Sections/3-Limites.tex
@@ -3,13 +3,26 @@
 \subsection{Limitations}
 \begin{frame}[fragile]
 \frametitle{Content quality}
+\begin{multicols}{2}
     \begin{itemize}
         \item The model is not built to validate the content of the output
         \item The user must check if the output is valid
         \item $=>$ The user must be an expert on what they ask the LLM about% Fleche pour eviter trop parler
     \end{itemize}
+    
+    \framebreak
+    
+    \includegraphics[width=7cm]{no_logic}
+    
+\end{multicols}
 \end{frame}
 
+\note{Talk about
+	\begin{itemize}
+		\item Study shows 39\% of errors missed by experts (last link in references)
+	\end{itemize}
+}
+
 \begin{frame}[fragile]
 \frametitle{No logic}
 	\begin{multicols}{2}
@@ -21,7 +34,7 @@
 		
 		\framebreak
 		
-			\includegraphics[width=7cm]{no_logic}
+		\includegraphics[width=7cm]{how_ai_thinks}
 
 	
 	\end{multicols}
@@ -36,6 +49,13 @@
 	\end{itemize}
 \end{frame}
 
+\note{Talk about
+\begin{itemize}
+	\item Other study shows 62\% answers contain security breaches
+	\item These are critical, imagine what it means in your field 
+\end{itemize}
+}
+
 \begin{frame}[fragile]
 \frametitle{Training}
 	\begin{multicols}{2}
diff --git a/unil_2024/Sections/4-Tentations.tex b/unil_2024/Sections/4-Tentations.tex
index ac1c170722ab93867a9899164596ecf30ce2375c..51af4256e103166edeb87a9b8dd6a0ad70595bd5 100644
--- a/unil_2024/Sections/4-Tentations.tex
+++ b/unil_2024/Sections/4-Tentations.tex
@@ -4,7 +4,7 @@
 \subsection{A real use case}
 \begin{frame}[fragile]
     \frametitle{Let's write a paper with Copilot}
-    \begin{block}{What bing can help us with (if we ask it)}
+    \begin{block}{What Copilot can help us with (if we ask it)}
     \begin{itemize}
         \item<1,7> Choose a research topic
         \item<2,7> Give ideas