Surveillance-resistant systems are not an answer to authoritarianism. Private companies do not have freedom of operation in authoritarian regimes. It's a special sort of odd neoliberal fantasy where capitalists or technologists can route around an authoritarian social movement that seizes the power of the state. Do you want to know what happens to people who think they can route around an authoritarian regime with cl…
The thing about populist authoritarian movements is that they're popular. They're supported by a large segment of the population, and that segment is full of passionate intensity while the rest of us lack all conviction [0].
I can't think of a large populist authoritarian movement in the last hundred years that was defeated by mere "political persuasion".
[0] https://www.poetryfoundation.org/poems/43290/the-second-comi...