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+\documentclass{beamer}
+\usepackage[english]{babel}
+\usepackage{color}
+\usepackage{graphicx}
+\usepackage{ifthen}
+\usepackage[utf8]{inputenc}
+\usepackage{ulem}
+\usepackage{listings}
+\usepackage{longtable}
+\usepackage{pdfpages}
+\usepackage{tikz}
+\usepackage{xtab}
+
+\newcommand{\outputpicture}[2] {
+  {\includegraphics[scale=#1]{output/#2}}
+}
+\newcommand{\devicepicture}[1] {
+  {\includegraphics[width=.2\textwidth]{../../external_resources/replicant_website/images/supported-devices/#1.png}}
+}
+
+\title{Smartphones freedom status in 2023}
+\author{Denis 'GNUtoo' Carikli and David 'dllud' Ludovino}
+\date{\today}
+
+\begin{document}
+
+\maketitle
+
+%% What is a Smartphones (not a tablet talk)
+%% Mainly 2 free OS: Android and GNU/Linux
+%% Why: because applications. Explain why applications important.
+%% GNU/Linux VS Android
+%% gnome-clocks: what to do for suspend?
+%% My use case: Silence.
+%% Dllud use case: ?
+%%
+%% ask audience who uses Android -> Applications
+%% -> (SDK + F-Droid)
+%% -> Run the applications: limitations of emulators
+%% -> Android distros
+%% -> Status of GloDroid on the Pinephone and Pinephone pro or other
+%%    hardware.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\begin{frame}
+  \center{In this presentation}
+  \begin{itemize}
+  \item What is a smartphone
+  \item Hardware and freedom
+  \item Android vs GNU/Linux: Applications and OS
+  \item Android Applications status: SDK etc
+  \item GNU/Linux status
+  \item Android status
+  \end{itemize}
+\end{frame}
+
+{
+  \begin{frame}
+    \center{A Galaxy SIII (I9300):}
+    \outputpicture{0.8}{i9300_hardware.png}
+  \end{frame}
+}
+
+\begin{frame}
+  \center{Hardware}
+  \begin{longtable}[!t]{|p{1cm}|p{2cm}|p{2cm}|p{2cm}|p{2cm}|}
+    \hline
+         & Pinephone + keyboard & Pinephone Pro & Librem 5 & LineageOS / Fairphone \\
+    \hline
+    Boot & Free & Free & Nonfree DDR4 firmware & Nonfree, signed \\
+    \hline
+    WiFi & nonfree firmware & nonfree firmware & nonfree firmware & nonfree firmware \\
+    \hline
+    Modem & Can be isolated & Can be isolated & Usually isolated & Not isolated \\
+    \hline
+    Battery & Replaceable & Replaceable & Replaceable & Yes for Fairphone \\
+    \hline
+    Works & Depends & No suspend to RAM & Yes & Yes \\
+    \hline
+    Price & OK for free software people & OK for free software people & Too expensive & Depends \\
+    \hline
+  \end{longtable}
+\end{frame}
+
+\begin{frame}
+  \center{GNU / Linux applications}
+  \begin{itemize}
+  \item Few adapted applications
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \center{Andbox / Waydroid}
+  \begin{itemize}
+  \item Uses more RAM / space
+  \item Limited
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \center{Android applications}
+  \begin{itemize}
+  \item F-Droid
+  \item Depends on nonfree Android SDK
+  \item https://android-rebuilds.beuc.net/ source published and
+    Wchen342 reimplementation but no SDK project gained traction yet.
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \center{GNU / Linux}
+  \begin{itemize}
+  \item Usable on the pinephone
+  \item Issue: applications
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \center{Android}
+  \begin{itemize}
+  \item GloDroid
+  \begin{itemize}
+  \item Good architecture.
+  \item Pinephone 3GiB.
+  \item No data connection.
+  \item No multipart SMS (silence key exchange).
+  \item (also no modem isolation).
+  \end{itemize}
+  \end{itemize}
+\end{frame}
+
+\begin{frame}
+  \center{Licenses}
+  \begin{itemize}
+  \item This presentation: CC-BY-SA 4.0 International
+  \item The Galaxy SIII internals: CC-BY-SA 4.0 International
+  \end{itemize}
+\end{frame}
+
+\end{document}