slides-2026-07-matamp-city.tex (9982B)
1 \documentclass[aspectratio=169,t]{beamer} 2 3 \input texinputs/taler-macros 4 5 \usepackage{tikz} 6 \usepackage{ragged2e} 7 \usepackage{graphicx} 8 \usetikzlibrary{positioning,fit,patterns} 9 10 % 11 % Presentation to Mrs Naomi Sesay director Matamp City 12 % Copyright (C) 2026 Emmanuel Benoist, Léon Schumacher 13 % 14 % This program is free software: you can redistribute it and/or modify 15 % it under the terms of the GNU General Public License as published by 16 % the Free Software Foundation, either version 3 of the License, or 17 % (at your option) any later version. 18 % 19 % This program is distributed in the hope that it will be useful, 20 % but WITHOUT ANY WARRANTY; without even the implied warranty of 21 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 % GNU General Public License for more details. 23 % 24 % You should have received a copy of the GNU General Public License 25 % along with this program. If not, see <http://www.gnu.org/licenses/>. 26 % 27 28 % *Especially* edit these... 29 % \setbeameroption{show notes on second screen=right} % Both 30 31 32 33 \newcommand{\SPEAKER}{Léon Schumacher, Emmanuel Benoist} 34 \newcommand{\DATE}{} 35 \title{} 36 \date{} 37 38 39 \newcommand{\TITLE}{Presentation of GNU Taler} 40 \newcommand{\SUB}{for Naomi Sesay, Matamp City} 41 \newcommand{\AUTHOR}{L. Schumacher et E. Benoist} 42 \newcommand{\INST}{https://www.taler.net} 43 44 % Do not edit this part 45 \title{\TITLE} 46 \subtitle{\SUB} 47 \date{\DATE} 48 \author[\SPEAKER]{\AUTHOR} 49 \institute{\INST} 50 51 \usepackage{amsmath} 52 \usepackage{multimedia} 53 \usepackage[percent]{overpic} 54 \usepackage{url} 55 \usepackage{pifont} 56 \usepackage[absolute,overlay]{textpos} 57 \usepackage{listings} 58 59 \usepackage{tikz, xcolor} 60 \usetikzlibrary{shapes,arrows,positioning} 61 \tikzset{ 62 %Define standard arrow tip 63 >=stealth', 64 %Define style for boxes 65 punkt/.style={ 66 rectangle, 67 rounded corners, 68 draw=black, very thick, 69 minimum width=3.5em, 70 minimum height=2em, 71 text centered}, 72 % Define arrow style 73 pull/.style={ 74 <->, 75 thick,draw=red, 76 shorten <=2pt, 77 shorten >=2pt,}, 78 % Define arrow style 79 pil/.style={ 80 ->, 81 thick, 82 shorten <=2pt, 83 shorten >=2pt,} 84 } 85 86 87 %\usepackage{tikz, xcolor} 88 %\usetikzlibrary{shapes,arrows} 89 90 91 \tikzstyle{decision} = [diamond, draw, text width=4.5em, 92 text badly centered, node distance=2cm, 93 inner sep=0pt] 94 \tikzstyle{block} = [rectangle, draw, text width=5em, 95 text centered, rounded corners, 96 minimum height=4em, node distance=3cm] 97 \tikzstyle{line} = [draw, -latex'] 98 \tikzstyle{lineeee} = [draw] 99 \tikzstyle{cloud} = [draw, ellipse, node distance=2.5cm, minimum height=2em] 100 \tikzstyle{walet} = [draw, rectangle, node distance=0.2cm, minimum height=2em] 101 \tikzstyle{reseau} = [node distance=0.2cm, minimum height=2em] 102 \tikzstyle{blank} = [node distance=1cm] 103 104 \usetikzlibrary{shapes,arrows} 105 \usetikzlibrary{positioning} 106 \usetikzlibrary{calc} 107 108 109 110 111 112 \begin{document} 113 114 115 \frame{\maketitle 116 } 117 118 119 120 121 122 { 123 \setbeamerfont{frametitle}{size=\LARGE} 124 125 \begin{frame} 126 \frametitle{GNU Taler, a free payment system} 127 \scriptsize 128 %\footnotesize 129 \setbeamerfont{block title}{size=\footnotesize} 130 \begin{block}{Architecture of GNU Taler} 131 \begin{itemize} 132 \item Central server, 133 \item wallet, 134 \item module for merchants. 135 \end{itemize} 136 \end{block} 137 \begin{block}{Some interesting points about Taler} 138 \begin{itemize} 139 \item People to People / People to Shop / People to and from Goverment transactions 140 \item Transactions carried out in person / online / via an autonomous AI agent 141 \end{itemize} 142 \end{block} 143 \begin{block}{What GNU Taler is not,} 144 \begin{itemize} 145 \item \emph{not} a new currency, 146 \item \emph{not} a long term hoarding method. 147 \end{itemize} 148 \end{block} 149 150 \end{frame} 151 } 152 153 \begin{frame} 154 \frametitle{Types of payment} 155 156 \begin{center} 157 \includegraphics[width=0.9\textwidth]{images/payment_types.png} 158 \end{center} 159 \end{frame} 160 161 162 \begin{frame} 163 \frametitle{Early adopters} 164 165 \large 166 \vspace{2em} 167 \begin{center} 168 \begin{tabular}{ll} 169 Currency for conferences (2024)& i.e. Datenspuren, \dots\\ 170 Local currency (2024)& i.e. Netzbon in Basel\\ 171 eCHF in Switzerland (May 2025)& FINMA/SRO compliant\\ 172 &\\ 173 Hungary eHUF (H2 2026)& operated by Magnet Bank\\ 174 Eurozone eEUR (H1 2027) & BaFin \\ 175 \end{tabular} 176 \end{center} 177 178 \end{frame} 179 180 181 182 \begin{frame} 183 \frametitle{Compliance Set-up} 184 185 \begin{center} 186 \includegraphics[width=0.8\textwidth]{images/conformity.pdf} 187 \end{center} 188 \end{frame} 189 190 % ~ 191 \section{Architecture of GNU Taler} 192 \begin{frame} 193 \frametitle{Overview of GNU Taler} 194 \begin{center} 195 \includegraphics[width=12cm]{images/operations.png} 196 197 \end{center} 198 \end{frame} 199 200 201 202 \begin{frame} 203 \frametitle{Basic components} 204 205 \begin{center} 206 \includegraphics[width=0.8\textwidth]{images/core_components.png} 207 \end{center} 208 \end{frame} 209 210 211 212 \begin{frame} 213 \frametitle{Additional services} 214 215 \begin{center} 216 \includegraphics[width=0.8\textwidth]{images/services.png} 217 \end{center} 218 \end{frame} 219 220 221 222 \begin{frame} 223 \frametitle{Integrations} 224 225 \begin{center} 226 \includegraphics[width=0.8\textwidth]{images/integrations.png} 227 \end{center} 228 \end{frame} 229 230 \subsection{Sovereignty} 231 \begin{frame} 232 \frametitle{Sovereignty (I)} 233 \begin{block}{Payment architecture dependent on another state} 234 \begin{itemize} 235 \item Credit cards, 236 \item Mobile payments. 237 \end{itemize} 238 \end{block} 239 \begin{block}{Risques} 240 \begin{itemize} 241 \item The United States revoked all means of payment for a French judge at the International Criminal Court, 242 \item the United States unilaterally cut off Cuba’s access to Visa and Mastercard, 243 \item collected data may be used for spying. 244 \end{itemize} 245 \end{block} 246 \end{frame} 247 248 \begin{frame} 249 \frametitle{Sovereignty (II)} 250 \begin{block}{Taler} 251 \begin{itemize} 252 \item Operated by you or your partner on premise, 253 \item phyiscally in Sierra Leone 254 \item no dependancy on another country 255 \item Free/Libre Open Source Software (FLOSS) 256 \end{itemize} 257 \end{block} 258 \end{frame} 259 260 261 \subsection{A solution for Agentic AI} 262 \begin{frame} 263 \frametitle{A solution for Agentic AI (I)} 264 \begin{block}{A revolution allready started} 265 \begin{itemize} 266 \item AI takes more and more decisions 267 \item McKinsey forsees \$3000 - 5000 billions in agent-based AI commerce by 2030. 268 \end{itemize} 269 \end{block} 270 \begin{block}{Examples of possible payments} 271 \begin{itemize} 272 \item Payment via microtransactions to access information (pay-per-crawl). 273 \item Purchases made autonomously, 274 \item from machine to machine. 275 \end{itemize} 276 \end{block} 277 \end{frame} 278 279 \begin{frame} 280 \frametitle{A solution for Agentic AI (II)} 281 \begin{block}{Taler integrated into an agent} 282 \begin{itemize} 283 \item An agent is given a Taler Wallet containing money, 284 \item the agent does not have access to the bank account, 285 \item they have access to a limited and secure amount, 286 \item the agent can operate completely independently. 287 \end{itemize} 288 \end{block} 289 \end{frame} 290 291 \subsection{An inclusive solution} 292 293 \begin{frame} 294 \frametitle{An inclusive solution (I)} 295 \begin{block}{For illiterate persons} 296 \begin{itemize} 297 \item who have difficulty with large numbers, 298 \item who already pay in cash every day and are very familiar with such payments. 299 \item who do not have a bank account 300 \end{itemize} 301 \end{block} 302 \begin{block}{A user-friendly interface} 303 \begin{itemize} 304 \item contains the elements used in oral cultures to calculate economic value: 305 \item a table with money (bills and coins), 306 \item mnemonic icons. 307 \end{itemize} 308 \end{block} 309 \end{frame} 310 311 \begin{frame} 312 \frametitle{An inclusive solution (II)} 313 314 \begin{center} 315 \includegraphics[width=0.8\textwidth]{images/Screenschot_OIM_SLE.pdf} 316 \end{center} 317 \end{frame} 318 319 320 321 \begin{frame} 322 \frametitle{NGI-Taler Project} 323 324 \begin{center} 325 \includegraphics[width=0.7\textwidth]{images/ngi-taler.png} 326 \end{center} 327 \end{frame} 328 329 330 331 \section{Questions and Answers} 332 333 \begin{frame} 334 \frametitle{Questions ?} 335 \begin{columns} 336 \begin{column}{0.3\textwidth} 337 \begin{center} 338 \includegraphics[width=0.9\textwidth]{./images/3d-question-mark} 339 \end{center} 340 \end{column} 341 \begin{column}{0.65\textwidth} 342 343 344 \begin{block}{Contacts} 345 \begin{itemize} 346 \item \url{https://www.taler.net} 347 \item emmanuel@taler.net 348 \item leon@taler.net 349 \end{itemize} 350 \end{block} 351 \end{column} 352 \end{columns} 353 \end{frame} 354 355 356 357 358 359 360 \begin{frame}{Acknowledgements} 361 362 \begin{minipage}{0.45\textwidth} \ \\ 363 {\tiny Funded by the European Union (Project 101135475).} 364 365 \begin{center} 366 \includegraphics[width=0.5\textwidth]{./images/bandera.jpg} 367 \end{center} 368 \end{minipage} 369 \hfill 370 \begin{minipage}{0.45\textwidth} 371 {\tiny Funded by SERI (HEU-Projekt 101135475-TALER).} 372 373 \begin{center} 374 \includegraphics[width=0.65\textwidth]{./images/sbfi.jpg} 375 \end{center} 376 \end{minipage} 377 378 \vfill 379 380 {\tiny Views and opinions expressed are however those of the author(s) only 381 and do not necessarily reflect those of the European Union. Neither the 382 European Union nor the granting authority can be held responsible for 383 them.} 384 \end{frame} 385 \end{document} 386 387 388 389 \begin{frame} 390 \frametitle{Example} 391 \begin{columns} 392 \begin{column}{0.47\textwidth} 393 \begin{center} 394 \includegraphics[width=0.8\textwidth]{./images/3d-question-mark.jpg} 395 396 \end{center} 397 \end{column} 398 \begin{column}{0.47\textwidth} 399 400 \begin{block}{Title for block} 401 \begin{itemize} 402 \item Item number 1 403 \end{itemize} 404 \end{block} 405 \end{column} 406 \end{columns} 407 408 \end{frame} 409