I think you missed the idea that immortality is the inflection point. What you say is true so after technology brings us to a certain point then we can adopt mo

I think you missed the idea that immortality is the inflection point. What you say is true so after technology brings us to a certain point then we can adopt more Elvish ways. The same inflection point is reached in Diamond Age when technology advances sufficiently to allow for "seed" tech to displace "feed" tech.