Just my own opinion, but at this point I think it's prudent to assume that pretty much anything you send out into the digital network world is public. If it's not something you would want the world knowing you said, don't put it out there. Security breaches happen. Bugs happen. Sometimes law enforcement just comes by and says, "Give me everything that user X has ever done." In short, sh!t happens. "Everything I do on…
Eric Schmidt: "If you have something that you don’t want anyone to know, maybe you shouldn’t be doing it in the first place." People have taken this different ways, but personally I think it's sage advice. We've lost our ability to keep secrets. Information wants to be free. We're terrible at digital security. Pretend everything you type into a computer is on the front page of the New York Times.
That's simultaneously an admirable ethical stance... ...and total BS.
Put your money where your mouth is. Post your full banking and personally identifying details immediately, without hesitation or regret.
If you;d rather not, maybe you actually agree that not all issues of privacy come down to ethics. Some details of a person's life really do deserve privacy.