The strangest thing about the Vision Pro is also the thing that makes it most uniquely Apple: it’s got a big shiny bubble glass front, which makes it stand out from the aluminum- and plastic-shrouded competition, even when it’s off. And when it’s on, it’s even stranger—instead of being fully transparent, behind the glass, an odd lenticular screen displays a 3D-ish video of the user’s eyes, emulating their gaze. Apple calls it the EyeSight display, and when the user is looking at you, it kind of,...