I've said this in a couple other comments, but my perspective on this is: That's why it's awesome people are working on it now! When you still have a couple dec

I've said this in a couple other comments, but my perspective on this is: That's why it's awesome people are working on it now! When you still have a couple decades to travel up the learning curve is exactly the right time to work in earnest on a nascent technology. It's a great thing that people started working on wind and solar power a few decades ago!