Several “age verification” / “age assurance” providers use facial recognition & assessment tech (including AI) to guess how old you are; they claim that this is not “processing personal data” because they promise the data is never linked to an individual.

It appears that the general public don’t believe nor care about that nuance, at least regarding similar vending machines:

https://arstechnica.com/tech-policy/2024/02/vending-machine-error-reveals-secret-face-image-database-of-college-students/