I regret to inform you, but despite my best intentions, I have built a Slack.
I finally got around to prototyping a channels view for Tilde Friends thanks to some forced downtime 🤒. It's still a super work in progress, but some of the things that I thought were going to be insurmountable challenges came together without too much effort.
There is still lots to do. For instance, it would have been better if this message were posted in a channel, but that's not implemented yet.
Behold: