The government already has your facial features recorded and databased. (From your passport photo, DL photo, and when you get on an airplane.) LPRs are being installed all over town by the government.

I'm not sure what you mean here: Are you agreeing and layering on other depressing considerations, or are you downplaying that kind of privacy-break as having no effect?

It does matter. Imagine if Anne Frank (or Anna Franco) is hiding in my attic, and then myself or a guest accidentally takes a picture, perhaps without disabling the internet connection.

There's also the the social-graph it allows someone to construct:

https://kieranhealy.org/blog/archives/2013/06/09/using-metad...