Earlier quoted context omitted.
Taking photo is one thing, storing biometrics to compare against without consent is quite another Illinois has the Biometric Information Privacy Act. https://www.ilga.gov/Legislation/ILCS/Articles?ActID=3004&Ch...
Fair. If anything is stored, it likely would be illegal in some states.
https://news.ycombinator.com/item?id=45750955
From the statute: "A private entity does not include a State or local government agency."