It’s 2019 — where are our smart glasses?

Phone-based augmented reality has started regularly showing up on apps like Snapchat, YouTube, and, of course, Pokémon Go. And virtual reality has found a reliable niche in gaming, film festivals, and arcades. Augmented reality glasses, meanwhile, are a rare sight in everyday life, but they hold an outsized place in our imagination. And in many ways, they’re the most exciting and scary of these three technologies.
AR glasses promise to untether us from our increasingly hated phones.