thodg/slides

diff --git a/Makefile b/Makefile
index bad186d..3ab773c 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,7 @@ MD = \
 	test.md
 
 TEX = \
+	bsd.tex \
 	railsonlisp.tex
 
 all: pdf
diff --git a/bsd.pdf b/bsd.pdf
new file mode 100644
index 0000000..d2dc50b
Binary files /dev/null and b/bsd.pdf differ
diff --git a/bsd.tex b/bsd.tex
new file mode 100644
index 0000000..41afc26
--- /dev/null
+++ b/bsd.tex
@@ -0,0 +1,201 @@
+\documentclass[8pt]{beamer}
+
+\usepackage[utf8]{inputenc}
+\usepackage{upquote}
+\usepackage{graphicx}
+
+\usetheme{Warsaw}
+
+\AtBeginSection[]{
+  \begin{frame}
+  \vfill
+  \centering
+  \begin{beamercolorbox}[sep=8pt,center,shadow=true,rounded=true]{title}
+    \usebeamerfont{title}
+    \insertsectionhead\par%
+    \vspace{2em}
+  \end{beamercolorbox}
+  \vfill
+  \end{frame}
+}
+
+\AtBeginSubsection[]{
+  \begin{frame}
+  \vfill
+  \centering
+  \begin{beamercolorbox}[sep=8pt,center,shadow=true,rounded=true]{title}
+    \usebeamerfont{title}
+    \insertsectionhead\par%
+    \vspace{1em}
+    \insertsubsectionhead\par%
+  \end{beamercolorbox}
+  \vfill
+  \end{frame}
+}
+
+\title{*BSD}
+\author{Thomas de Grivel {\tt thoxdg@gmail.com}}
+\institute{http://kmx.io}
+\date{\today}
+
+\begin{document}
+
+\begin{frame}
+\titlepage
+\end{frame}
+
+\section{UNIX}
+\subsection{History}
+
+\begin{frame}
+  \frametitle{Diagram}
+  \begin{figure}[h!]
+    \includegraphics[width = 11cm]{unix-history.png}
+    \label{UNIX}
+  \end{figure}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Multics}
+  1960\\
+  \vspace{1em}
+  Companies
+  \begin{itemize}
+  \item MIT
+  \item AT\&T Bell labs
+  \item General Electric
+  \end{itemize}
+  \vspace{1em}
+\end{frame}
+
+\begin{frame}
+  \frametitle{UNIX}
+  AT\&T Bell Labs 1970 \\
+  \vspace{1em}
+  Developers
+  \begin{itemize}
+  \item Ken Thompson
+  \item Dennis Ritchie
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Berkeley Unix}
+  1974 \\
+  \vspace{1em}
+  Licensed by AT\&T
+\end{frame}
+
+\begin{frame}
+  \frametitle{Berkeley Software Distribution}
+  1979 \\
+  \vspace{1em}
+  \begin{itemize}
+  \item {\tt vi}
+  \item {\tt csh}
+  \end{itemize}
+  \vspace{1em}
+  Licensed by AT\&T
+\end{frame}
+
+\begin{frame}[fragile]
+  \frametitle{BSD License}
+\begin{verbatim}
+Copyright (c) <year> <copyright holder>.
+All rights reserved.
+
+Redistribution and use in source and binary forms are permitted
+provided that the above copyright notice and this paragraph are
+duplicated in all such forms and that any documentation,
+advertising materials, and other materials related to such
+distribution and use acknowledge that the software was developed
+by the <organization>. The name of the
+<organization> may not be used to endorse or promote products derived
+from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Net/1}
+  June 1989 \\
+  \vspace{1em}
+  Basis for
+  \begin{itemize}
+  \item NetBSD
+  \item FreeBSD
+  \end{itemize}
+  \vspace{1em}
+  Under BSD License
+\end{frame}
+
+\begin{frame}
+  \frametitle{Minix}
+  Andrew S. Tannenbaum
+  \begin{itemize}
+  \item For teaching
+  \item Not BSD
+  \item GPL
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Linux}
+  Linus Torvalds
+  \begin{itemize}
+  \item Inspired by Minix
+  \item Not BSD
+  \item GPL
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{NetBSD}
+  Computer Systems Research Group of the University of California, Berkeley
+  \begin{itemize}
+  \item Started in 1993 from Net/2 and 386BSD
+  \item BSD License (two, three, and four-clause variants)
+  \item {\bf Portable}
+  \end{itemize}
+  \vspace{1em}
+  Founders :
+  \begin{itemize}
+  \item Chris Demetriou
+  \item Theo de Raadt
+  \item Adam Glass
+  \item Charles Hannum
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{FreeBSD}
+  \begin{itemize}
+  \item Started in 1993 also from 386BSD
+  \item FreeBSD 2.0 in 1994, without code from AT\&T
+  \item {\bf Fast} {\tt jemalloc} in base
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{OpenBSD}
+  Theo de Raadt
+  \begin{itemize}
+  \item forked from NetBSD in 1995
+  \item {\bf Secure by default}
+  \item Home of CARP, cwm, httpd, LibreSSL, OpenBGPD, OpenIKED, {\bf OpenNTPD}, OpenOSPFD, OpenRsync, OpenSMTPD, {\bf OpenSSH}, PF, pfsync, sndio, spamd, Xenocara
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Darwin}
+  \begin{itemize}
+  \item Forked from FreeBSD by Apple Inc. in 2000
+  \item Includes code from NeXTSTEP and Mach
+  \item Basis for MacOS X, iOS, iPadOS
+  \item Apple Public Source License (APSL), with closed-source drivers
+  \end{itemize}
+\end{frame}
+
+\end{document}
diff --git a/bsd/unix-history.png b/bsd/unix-history.png
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index 0000000..f1f1944
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