@cwebber
[from the ruling]: "It is fanciful (even perverse) to think that any reasonable objection to the presence of a person of the opposite sex could be grounded in (gender recognition certificate) GRC status or that a confidential GRC could make any difference at all."
[from a pal]: So, orgs who can't conduct biological sex checks (so, almost all of them outside medical settings) have basically no choice but to use SelfId