The only feature that matters for any social media experience is the people who are on it. I'm amazed at how many technology leaders forget this and get distracted by the underlying tech, protocols, features, etc.
Elon is a great example. He thinks he bought a platform. But what he really bought was a community. And of the two, the community has degraded far more than the platform.
@mike
Speaking from personal experience, it's much harder to build a community, especially from scratch