The thing that always gets in the way of that idea is when they get big and the (often technologically illiterate or agenda driven) media puts out hit pieces ab

The thing that always gets in the way of that idea is when they get big and the (often technologically illiterate or agenda driven) media puts out hit pieces about them encouraging hate/csem to spread by not actively moderating private conversations. That's why the only solution is fully E2EE platforms for anything you have an expectation of privacy towards.