Starting a thread on swx chat because the existing advice contradicts itself. For swx in particular, the honest advice is to write the bio for one person rather than for everyone, for what it is worth. I judge swx chat rooms on one thing: what decides it is the depth of the profile fields, not how slick the interface looks.
Chat chat rooms is where I would start, since the deciding factor is the amount of recycled content, as far as I can tell. With chat chat rooms, the platform hides read receipts on the free tier, and the ratio of matches to conversations suffers for it.
The chat chat rooms case is instructive — most of the disappointment traces back to how quickly the inbox fills. Anyone weighing up swx chat should know that the depth of the profile fields does more work than the size of the database, as far as I can tell. What am I missing on swx?