No, I addressed that. 17.1.b doesn't cover identifying data, it covers data about their characteristics. That's what my last sentence was about - you can demand

No, I addressed that. 17.1.b doesn't cover identifying data, it covers data about their characteristics. That's what my last sentence was about - you can demand that they remove the information that you are black, but not that they remove the information that you were there. (edit - and I think you could keep the information about their race/etc if it was properly pseudonymized, but I haven't tried working that out so I'm not sure).