Elon Musk

It is definitely true that the fundamental enabling technology for electric cars is lithium-ion as a cell chemistry technology. In the absence of that, I don't think it's possible to make an electric car that is competitive with a gasoline car.

My message going forward is that I want to remind everyone in the aviation industry - especially those who manage aviation companies and those who regulate aviation - that we owe it to our passengers to keep learning how to do it better.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.