Earlier quoted context omitted.
Why is 2) "self-evident"? Do you think it's a given that, in any situation, there's something you could say that would manipulate humans to get what you want? If you were smart enough, do you think you could talk your way out of prison?
That has literally happened before. Stephen Russell was in prison for fraud. He faked a heart attack so he would be brought to the hospital. He then called the hospital from his hospital bed, told them he was an FBI agent, and said that he was to be released. The hospital staff complied and he escaped. His life even got adapted into a movie called I Love You, Phillip Morris. For an even more distressing example about…
AI that's as good as a persuasive human at persuasion is clearly impactful, but I certainly don't see it as self-evident that you can just keep drawing the line out until you end up with 200 IQ AI that is so easily able to manipulate the environment it's not worth elaborating how exactly a chatbot is supposed to manipulate the world through extremely limited interfaces with the outside world.