commit 23152d113c5f7df489762099910c889cebe1c428 parent a5918bf0ba54aa24fd890d09e595cf19b12cb45e Author: Christian Grothoff <christian@grothoff.org> Date: Sun, 23 Feb 2025 16:47:37 +0100 cmptables Diffstat:
| A | presentations/investors/comparison2025.tex | | | 119 | +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1 file changed, 119 insertions(+), 0 deletions(-)
diff --git a/presentations/investors/comparison2025.tex b/presentations/investors/comparison2025.tex @@ -0,0 +1,119 @@ +\documentclass[c]{beamer} + +%\usepackage{helvet} +\usepackage{calc} +\usepackage[utf8]{inputenc} % set your input encoding differently, if you want +\usepackage[english]{babel} + +\usepackage{booktabs} +\usepackage{makecell} +\usepackage{enumitem} +\usepackage{eurosym} +\usepackage{tikz} +\usepackage{pgfgantt} +\usepackage{amsmath,amssymb} +\usetikzlibrary{shapes,arrows} +\usetikzlibrary{positioning} +\usetikzlibrary{calc} +\usepackage[absolute,overlay]{textpos} + +\usepackage{arydshln} +\newcommand*\dhline{\specialrule{0pt}{1pt}{0pt}\hdashline[.4pt/3pt]\specialrule{0pt}{0pt}{1pt}} +\usepackage{pifont} +\newcommand{\y}{\ding{51}} +\newcommand{\n}{\ding{55}} +\newcommand{\fn}[1]{\textsuperscript{#1}} + + +%\setbeameroption{show notes} + +\setlist[itemize]{label=$\bullet$} + + +\def\checkmark{\tikz\fill[scale=0.4](0,.35) -- (.25,0) -- (1,.7) -- (.25,.15) -- cycle;} + +\setbeamercovered{transparent=10} + \setbeamertemplate{navigation symbols}{GNU Taler Comparisons --- \today --- Page \insertpagenumber} +\setbeamertemplate{section in toc}[sections numbered] + +% Adapt title information +% ======================= +\title{GNU Taler \\ {\small {\bf T}axable {\bf A}nonymous {\bf L}ibre {\bf E}lectronic {\bf R}esources}} +\institute{Taler Systems SA} +\author{Christian Grothoff} +\date{\today} + +% Some common packages +% ==================== +\usepackage{units} +\usepackage{amsbsy} +\usepackage{amsmath} +\usepackage{amssymb} +\usepackage{graphics} +\usepackage{epsf} +\usepackage{epsfig} + + +\begin{document} + +\begin{frame}{GNU Taler as rCBDC: Comparison} + \begin{center} \small + \begin{tabular}{l||c|c|c} + {\bf best}, {\em worst} & Cash & prov. DLT & GNU Taler \\ \hline \hline + Works for e-commerce & {\em \n} & \y & {\bf \y} \\ \hline + Secure for offline merchants & {\bf \y} & {\em \n} & \y \\ \hline + Payer convenience & counting & {\em 2-FA} & {\bf one-click} \\ \hline \hline + Payer privacy & {\bf \y} & {\em \n} & {\bf \y} \\ \hline + Income transparency & {\em \n} & {\bf \y} & \y \\ \hline + Self-custody (no shackles) & {\bf \y} & \n & \y \\ \hline + Open banking (FLOSS) & N/A & {\em open} & {\bf libre} \\ \hline \hline + Computation cost & {\bf none}& {\em low} & low \\ \hline + Storage cost & {\bf none}& {\em eternal} & years$^\dagger$ \\ \hline + Transaction rate & $\infty$ & {\em $\le$ 3000} & $\ge$ 50,000 \\ \hline + Transaction latency & counting & consensus & {\bf network latency} \\ \hline + Integration cost & none & {\em ??} & {\bf 10 lines of code} \\ + \end{tabular} + \vfill + {$\dagger$: typical storage duration configured based on regulatory requirements} + \end{center} +\end{frame} + + +\begin{frame}{GNU Taler as rCBDC: Platforms} + \begin{center} \small + \begin{tabular}{l c c c c|c c} + & \multicolumn{4}{c}{Digital Payment System} & \multicolumn{2}{c}{Digital Euro} \\ + \cmidrule(lr){2-5} + \cmidrule(lr){5-7} + & Credit Card & PayPal & Bitcoin & GNU Taler & Online & Offline \\ \midrule + Android & \y & \y & \y & \y & \y & \y \\ \dhline + iOS & \y & \y & \y & \y & \y & \y \\ \dhline + Browser & \y & \y & \y & \y & \n & \n \\ \dhline + Smartcard & \y & \n & \y & \n$^\dagger$ & \n & \y \\ \dhline + Terminal & \n & \n & \y & \y & \n & \n \\ + \bottomrule + \end{tabular} + {\footnotesize $\dagger$ Work-in-progress.} + \end{center} +\end{frame} + + +\begin{frame}{Distribution models} + \begin{center} \small +\begin{tabular}{l c c c c} +\toprule +& \multicolumn{4}{c}{Distribution model} \\ +\cmidrule(lr){2-5} +User Right & Proprietary & Source-available & Open-core & Libre \\ \midrule +Execute & \y & \y & \y & \y \\ \dhline +Analyze/integrate & \n & (\y) & \y & \y \\ \dhline +Modify/improve & \n & \n & (\y) & \y \\ \dhline +Fully self-determine$^\dagger$ & \n & \n & \n & \y \\ +\bottomrule +\end{tabular} + \end{center} + {\footnotesize $\dagger$ Informational self-determination requires control over the software you use.} +\end{frame} + + +\end{document}