nostr:npub1aq4hqcrvgdacxwxyn4wuh9gvv58hn2t8a8dh63eg8jyl34jfrkxsz8tr5l and I did a challenge in October where we did 60 minutes of activity and posted to the tag. Just as a way to keep ourselves accountable and be active.
brought it back for January and a bunch have jumped in!