This is the most Kafkaesque thread i've ever seen on Hacker News.
Microsoft definitly uses analytics if that counts as personal data - https://www.microsoft.com/insidetrack/blog/microsoft-uses-an...
Is Microsoft reading your Gmail account, Word documents or Porn activities and feeding them to OpenAI? Not according to terms and conditions https://learn.microsoft.com/en-us/legal/cognitive-services/o...
Is Microsoft generally doing generally unknown uknowns. Yes.