Meta has been collecting its US users’ data across all of its platforms and beyond since last year. The tech giant also collects such data from users in a large number of countries including India. This means any data a user has made available publicly or shared with the Meta AI was likely already used to personalise ads and to train its Llama AI models.Meta has been collecting its US users’ data across all of its platforms and beyond since last year. The tech giant also collects such data from users in a large number of countries including India. This means any data a user has made available publicly or shared with the Meta AI was likely already used to personalise ads and to train its Llama AI models.