I don't think you're using "fiction" in the same way that Harari is. He absolutely does _not_ mean that human "are free to un-invent if we so chose." Many of ou

I don't think you're using "fiction" in the same way that Harari is. He absolutely does _not_ mean that human "are free to un-invent if we so chose." Many of our myths / fictions / metaphors are deeply embedded, to the extent that we simply aren't free to un-invent them because they're so fundamentally human. At the same time, though, because they are fictions they can be changed over time. It took several thousand years for a significant number of humans to free themselves from religion. The analytical value he has is that fictions change, and his point in the second book is that the pace of that change is accelerating rapidly. Fifty years from now may not look anything like the present, in very serious ways.