
Sleep wearable firms trained AI on customer brainwaves without clear consent
Investigators found tens of millions of hours of EEG; Interaxon trained a model on about 50,000 hours.
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Investigators found tens of millions of hours of EEG; Interaxon trained a model on about 50,000 hours.

The essay says always-on watches and glasses can record without a visible bot, and shared summaries can leak other meetings.

Korean sign-ups require three separate consents, and social login is not offered in South Korea.
About 93% lacked a consent form, and 69.15% requested at least one permission unrelated to the stated purpose.
Norway fined Xandr about $9.6 million for sharing Grindr users' sensitive data without valid consent.

Critics say new Apple Watch transcription features and Meta camera glasses normalize always-on surveillance.
terms.txt specifies a robots.txt-style protocol for per-path, per-purpose AI crawler consent and compensation, with enforcement adding 0.20-0.65 ms per request.

Cloudflare OAuth adds optional scopes and task-based consent, letting users limit what apps can access per task.
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