Github stat and competitor update

FormaContinue_MeteoAvril2021/Slides/git.tex

@@ -296,30 +296,32 @@ int main () \{
     repositories on
     GitHub'' \beamerbutton{\url{https://github.com/about/press}}
   \item 2017: 25M people and 75M repositories
+  \item 2020: 40M people and 190M repositories
   \item How about Mercurial?\\[0.1cm]
-    \includegraphics[width=.8\textwidth]{fig/mercurial-hosting}
+    \includegraphics[width=.7\textwidth]{fig/mercurial-hosting}
   \end{itemize}
 \end{frame}
 
 \begin{frame}
-  \frametitle{Summary of Available Options}
-
+  \frametitle{Summary of Available Libre Options}
   \begin{itemize}
   \item Centralized
     \begin{itemize}
     \item \textbf{RCS, CVS}: Outdated
-    \item \textbf{SVN}: Does the job
+    \item \textbf{SVN}: Did the job
     \end{itemize}
   \item Decentralized
     \begin{itemize}
     \item \textbf{Git}: Fast, powerful, popular
     \item \textbf{Mercurial (hg)}: Very similar to Git but designed to be
       simpler. Less popular but very active too.
-    \item \textbf{Bazaar (bzr)}: Development stopped in 2013
-    \item \textbf{Monotone (mtn)}: Invented the core concepts behind Git, slow,
-      never took up
-    \item \textbf{Darcs}: Novel design, slow (exponential worst-case), never
-      took up
+    \item \textbf{Bazaar (bzr)} then \textbf{Breezy (brz)}: former official Ubuntu devel tool. Now, brz is able to use the Git format too.
+    \item \textbf{Monotone (mtn)}: Invented the core concepts behind
+      Git, slow, never took up, dead
+    \item \textbf{Darcs}: Novel design around patches (merge by
+      rebasing without changing commit), slow (exponential
+      worst-case), never took up
+    \item \textbf{Fossil}: all-in-one (bug tracker, wiki, forums, chat, technotes, web), never took up
     \end{itemize}
   \end{itemize}
 \end{frame}