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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}
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