diff -r 499405058cfd -r 97df390d64f5 handouts/amm-ho.tex
--- a/handouts/amm-ho.tex	Fri Sep 24 13:35:42 2021 +0100
+++ b/handouts/amm-ho.tex	Fri Sep 24 23:50:30 2021 +0100
@@ -7,7 +7,7 @@
 %http://worldline.github.io/scala-cheatsheet/
 
 \begin{document}
-\fnote{\copyright{} Christian Urban, King's College London, 2020}
+\fnote{\copyright{} Christian Urban, King's College London, 2020, 2021}
 
 \section*{Scala in 6CCS3CFL}
 
@@ -43,7 +43,7 @@
 \begin{lstlisting}[language={},numbers=none,basicstyle=\ttfamily\small]
 $ amm
 Loading...  
-Welcome to the Ammonite Repl 2.3.8 (Scala 2.13.3 Java 9)
+Welcome to the Ammonite Repl 2.4.0 (Scala 2.13.6 Java 9)
 scala> 1 + 2
 res0: Int = 3
 \end{lstlisting} %% $
@@ -51,7 +51,15 @@
 \noindent
 Ammonite uses the same Scala compiler, just adds some useful features
 on top of it. It is quite main-stream in the Scala community and it should
-therefore be very easy for you to install \texttt{amm}.
+therefore be very easy for you to install \texttt{amm}. If you work under
+a Unix-like system, a sure way to install the right version of Ammonite
+is by using \texttt{curl}:
+
+\begin{lstlisting}[numbers=none,language={},basicstyle=\ttfamily\small]
+$ curl -L https://github.com/com-lihaoyi/Ammonite/
+                 releases/download/2.4.0/2.13-2.4.0 --output amm
+\end{lstlisting}  
+
 
 The big advantage of Ammonite is that it comes with some additional
 libraries already built-in and also allows one to easily break up code