Visionaries - 04.16.18

“More meanderings on books.” Why the vicious attacks on Steven Pinker for his book, “Enlightenment Now,” which shows how some aspects of life have been radically improving. And thoughts about David Deutsch’s “The Beginning of Infinity.” (And we can’t talk about Deutsch without mentioning quantum computing and how quantum computers get their power by harnessing their siblings in parallel universes.)