Has there been an increase in unsolved murders/human trafficking? Is there evidence that traditional police methods are no longer effective? Let's not infringe

Has there been an increase in unsolved murders/human trafficking? Is there evidence that traditional police methods are no longer effective? Let's not infringe upon personal liberty for the sake of an extremely hypothetical worldview. Also you are proposing a solution where access to private information is gated by economics. I'd invite you to think about the connotations and ramifications of that model in our current society a little more.