> If this is done with sufficient care and anonymity, with no financial incentive to betray the user, I don't see the issue at all. Even if a public company s

> If this is done with sufficient care and anonymity, with no financial incentive to betray the user, I don't see the issue at all. Even if a public company somehow managed to pass all of those caveats today the moment their leadership changed it would all go back out the window. And even a private company might go public or change leadership.