I think he's trying to express a point about the gradient is the whole human-communication-technology system than precise properties of any part of it. And I sa

I think he's trying to express a point about the gradient is the whole human-communication-technology system than precise properties of any part of it. And I say "express" rather than "make a point" because I don't think he expects to convince anyone. It's summed-up life experience, not a proof.