An archeological artifact that serfs used to communicate with each other, which was controlled by legacy big tech corporations and the legacy state. A rich guy who got money from the cantillion effect bought it to transform it into a western version of CCP:s WeChat and told everyone, now we have free speech, and everyone rejoiced, but the banning continued, and the censorship got worse and worse. It all ended, when a whole sub-community called Bitcoin Twitter, vanished from the platform without a trace.