> Salons and groups have always existed but why the recent shift to private discourse? ...what? There is nothing recent about this and there hasn't been any s

> Salons and groups have always existed but why the recent shift to private discourse? ...what? There is nothing recent about this and there hasn't been any shift. I've had a private chat with the same people on different platforms for more than 20 years now. Then there have been facebook closed groups and the iMessage blue/green segregation fiasco and many, many more. > Which leads to the question: what makes one of these work? High SNR, shared social norms.