A lot of people simply don't know this. Politicians either don't know or claim to not know. This is a good example of the law and popular conception of a conce

A lot of people simply don't know this. Politicians either don't know or claim to not know. This is a good example of the law and popular conception of a concept being badly out of date, to the advantage of industry and disadvantage of regular people. Therefore industry has a vested interest in keeping the public perception focused on "de-identified" with a narrow definition of PII.