How to Survive a Surveillance Culture

We're giving so much data all the time, but it's been used to give us adverts in news feeds that we don't really want to see. The tough part with the central profile is could that data be used in any way against you? Ideally, it would be super secure and you could just choose who you share it with. But identity is one of the multimodal traps I point out in privacy. And what languages does someone speak? And what do they need to keep private,. especially if you're in a multi user household? Those are really tricky questions going to come up against.