The top 20 public groups topped out at about 250 users last night, add on a bit for the other public groups and a little for private groups. Maybe 400 concurren

The top 20 public groups topped out at about 250 users last night, add on a bit for the other public groups and a little for private groups. Maybe 400 concurrent users max so far? Just my guess, but I'd be surprised if it's orders of magnitude different.