I think the comment they're responding to might clarify the point they're trying to make. Not capturing, storing, and retaining information tends to go directly against their stated mission.

You should The Circle and The Every by Dave Eggers. They present a future where it is expected that everyone share everything publicly. It seems shockingly plausible in some ways.

That's the real rub though. There is a ton of information that, in isolation, isn't confidential but when combined really should be considered confidential based on how clear of a picture it can paint about a person's life.

Knowing an anonymous device ID went to CVS yesterday isn't that dangerous. Knowing everywhere that device has been tells you exactly who the person is, how they spend their time, what businesses they patronize, who their friends are, etc.