Meta patents Ray-Ban smart glasses with facial recognition, raising privacy alarms

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Meta filed patent US 2024/0189456 in 2024 for smart eyewear that uses hidden micro-cameras, a dedicated neural processor, and cloud connectivity to identify nearby individuals and overlay augmented reality content in real time. The glasses can locally cache up to 500 facial profiles and sync with remote databases via 5G. The patent disclosure triggered a surge in public interest, with Google searches in Brazil rising 215% and the hashtag #SmartGlasses generating over 12,000 tweets. Privacy experts warn the technology risks violating Brazil's LGPD and Europe's GDPR, which require clear user consent before biometric data is collected. Companies intending to commercialize such devices in these jurisdictions would need to complete a Data Protection Impact Assessment prior to launch.

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