Jerry Garcia

But audio is a component of video, so there's always been that anyway, and although we've never expressed a visual side apart from the Grateful Dead movie, I don't find it that remote, you know what I mean? It's a departure of sorts, but it's like a first cousin.

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.