Back when Apple first announced Face ID and Animojis, there were vague rumors/fears that companies would use the face-recognition sensors for targeting like tha

Back when Apple first announced Face ID and Animojis, there were vague rumors/fears that companies would use the face-recognition sensors for targeting like that. Did that ever actually happen? (Come to think of it, is it even possible to know for sure? Do apps need a permission prompt to access the facial-recognition data?)