1. Meta (Facebook) will start using user data to train its AI models starting next week. This new policy will allow Meta to use data from users' activities on Facebook, Instagram, and other Meta platforms to improve its AI algorithms and services.

2. Users may be able to opt-out of this data collection and usage for AI training. Meta has stated that they will provide users with the ability to opt-out of this data sharing, but the details and process for doing so are not yet clear.

3. Privacy concerns have been raised about this new policy. Experts and privacy advocates have expressed concerns about the potential implications for user privacy and the lack of transparency around how Meta will use this data to train its AI models.