Next big thing I’ve been predicting that the next big thing after smart phones are smart glasses at work in a Mirrorworld or a Metaverse. That still has not happened, and it doesn’t seem like it's going to happen in the next few years. But I’m sticking with my prediction that it will be the next big thing. The best case I’ve seen for how this will be built is this very long technical essay by Matt Ball, which serves as the