I don't know if I have the time/bandwidth to join a group, but it sounds like a super fun idea that I would love to participate in (if only I had the energy to do everything!)
Private will most likely not be possible, at least until WAY later down the line - renshuu is a small enough company that we (I, really) cannot manage the potential reports for content that come from private communications, which is why the private DMs were removed earlier this year.
