We are one in my ass

On the other hand, sometimes it is aspirational, in the sense that the creator hopes that having a place for people to post will lead to discoverability. One day someone may come across it and decide to post just because it is there.

If you build it, they will come

Searching for communities when I came across with no content or a post or two from a year ago, I ignore them. Why should I post/comment in a place that there is nobody?