Arendt explains that totaliarianist wet dreams is to build up an humanity of robots. The techbros have the same kind of dreams, bot or people, I guess it doesn't change much for a guy like Musk. I believe that's why they are so enthusiastically professing that we are all going to be replaced by AI. It is the other way around, to build some humanitized robots to replace the human who are reluctant to be robotized.