You're asserting that Meta a set of responsibilities towards their users, beyond simply providing a service that users can choose to use or not use. Are these

You're asserting that Meta a set of responsibilities towards their users, beyond simply providing a service that users can choose to use or not use. Are these responsibilities enumerated or written anywhere? Honest question, because it's quite hard for a large group of people to agree on what these responsibilities might be unless they are written down including reasonable tests of whether they are being met or not.