Posting this here since it relates to the provider of the largest ebook ecosystem, and iirc there may be some interaction between Alexa and Kindles
Quote:
Amazon and third-party services have been using smart speaker interaction data for ad targeting, in violation of privacy commitments, according to researchers at four US universities.
Academics at the University of Washington, University of California-Davis, University of California-Irvine, and Northeastern University claim "Amazon processes voice data to infer user interests and uses it to serve targeted ads on-platform (Echo devices) as well as off-platform (web)."
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https://www.theregister.com/2022/04/...on_audio_data/
As shocking news goes, this is right up there with the subject line, but definitely reinforces my determination never to use any of these "smart" home tools.