Virtual reality company Oculus was going to revolutionize VR for gaming back in 2014. The Oculus Rift headset was for gamers by gamers, end of story. But then Facebook bought the company for about $2 billion because it had a much bigger vision for virtual reality as the future of engagement: people hanging out in VR like they did on the news feed, having a good time and watching ads for hours. This is an encore of part two of Molly Wood’s March 2019 interview with Blake Harris, author of “History of the Future: Oculus, Facebook, and the Revolution that Swept Virtual Reality.”