The solution to this problem is new legislation which limits what can be done with information gathered in this way. E.g. limits on what information polite or t

The solution to this problem is new legislation which limits what can be done with information gathered in this way. E.g. limits on what information polite or the government can subpoena, limits on whether such information can be sold, etc. We can't do anything about the technology itself, but we can decide how it can legally be used.