Summary:

- The article discusses how Microsoft Word is using the text that users type to train its AI language models, without users' explicit consent or knowledge.
- It explains that Microsoft's AI model, called IntelliSense, learns from the text users write in Word to improve its language understanding and generation capabilities.
- The article raises concerns about the potential privacy implications of this practice, as users may not be aware that their personal writing is being used to train AI systems.