[conception]

I have been a part of several of these. They work but the problem is attrition. People move on eventually and you need some amount of growth. An invite system is how most deal with this.

[ff12wq111]

That's exactly the dilemma we're wrestling with. The attrition problem is real - even the most engaged communities lose people over time.

Why do you think they leave? Thanks for sharing such concise but powerful insight.