In one of his novels Cory Doctorow talks about his bad guys doing astroturfing with persona management software to help them track who said what to whom. As th

In one of his novels Cory Doctorow talks about his bad guys doing astroturfing with persona management software to help them track who said what to whom. As the advertising and tracking arms race escalates, I wonder if there’s a burgeoning industry for personal persona management. So you can isolate your private life from your public life/lives.