Macworld A distinguishing characteristic of Apple’s “mixed-reality headset with video passthrough” is the external display. When in use, it shows swirls of light, but the main feature is something Apple calls EyeSight, which offers a way for others to connect with you by seeing your eyes, so you don’t seem to be isolated from the rest of the world when you wear your headset. With tremendous passthrough, Apple Vision Pro helps you remain connected to those around you. EyeSight reveals your eyes and lets those nearby know when you’re using apps or fully immersed in an experience. When someone ap…