What I worry about are future malicious actors. These are parties that will use today's harvested data to achieve a malicious agenda in the future. For example

What I worry about are future malicious actors. These are parties that will use today's harvested data to achieve a malicious agenda in the future. For example: The Dutch used to collect a church tax that was used to support your church, or temple. When the Nazis invaded, church tax records were used to track down and exterminate Jewish people.