Meta's smart glasses companion app ships a complete, dormant face-recognition pipeline on a stock account. (opens in new tab)  8 articles covering this post

Stella is the companion app for Meta's smart glasses. Inspecting version 273.0.0.21 of the Android build (com.facebook.stella), I found the entire computational and storage stack for on-device facial recognition: three face models, a local database schema, a cosine-similarity vector index dimensioned to match the models,