the version of an argument that would have been presented by a superintelligence trying to convince you of something, since that’s presumably the version of the argument that best relates to the truth.
Hence “in the ideal case.” I’m guessing that they’re referring to the idea that someone very much smarter than you could convince you of anything by simply lying very convincingly.
Not always, not even too often.
Perhaps amend that to “an honest superintelligence.” If you still disagree with that I’d like to hear your reasoning.
The person who applies DH7 is not a superintelligence? Just a rough guess.
Hence “in the ideal case.” I’m guessing that they’re referring to the idea that someone very much smarter than you could convince you of anything by simply lying very convincingly.