There’s series on Netflix called Black Mirror. kind of a new age Twilight Zone produced in the UK. One episode features life-corders. A camera on a contact lens and hard drive and audio in a chip behind your ear. every thing you do and say is recorded. But some people don ‘t hook into the system, so they are seen as fringe people.
The main character sees his wife smile at a guy at party. He asks about it and she says nothing. She sleeps and he rewinds her life recording and sees she’s laying they once had an affair. then she lies about the length of the air. They divorce. brings up interesting ethical questions and shows consequences of the march of technology.
https://en.wikipedia.org/wiki/Black_Mirror