Xreal is arguably the biggest name in the AR smart glasses space, thanks in part to its partnership with Google, but it’s not alone in its efforts to make big virtual screens that blast stuff into your eyeballs—in fact, the video glasses room is becoming increasingly crowded. Acer, for example, now wants a piece of Xreal’s AR glasses domain, launching its own competitor, the $500 Acer AR Glasses GR0 . Like Xreal’s video glasses, the GR0 are tethered, meaning they need to be plugged into a separate device (your laptop or phone) for power, and they act as a big virtual screen on your face once they’re wired up. They’re also solid spec-wise. The Acer AR Glasses GR0 have a micro OLED screen with a 1080p resolution and a 60Hz refresh rate. Inside, the AR glasses can project a screen that’s equivalent to 172 inches, according to Acer, and they have three degrees of freedom (3DoF), meaning they can be used for stuff like spatial computing—pinning apps in 3D space.…