Meta revealed its Orion prototype last year, showcasing progress toward compact AR glasses.A 'compute puck' serves as a companion device, offloading processing and battery from the user's head into a pocketable device.Initially envisioned as a tethered, neck-worn device, the compute puck became completely wireless during the prototyping process.The Orion team explored various uses for the puck, including content anchoring and controller functionality.