This. We can be more elfish with a personal force field allowing us to sleep in the woods without freezing to death or being eaten. Or we can achieve the same w

This. We can be more elfish with a personal force field allowing us to sleep in the woods without freezing to death or being eaten. Or we can achieve the same with genetic/genomic manipulation. And we will learn to become immortal over time. In any event, it's technology that will make us more elvish. When we choose so, and some people will. It's also technology that will give us access to huge amounts of energy without destroying nature and it is technology which will allow is to live out in space leaving our original world as pristine as it can be. If you ask me this piece is about optimism vs pessimism wrt technology.