There is no good format to do it. Open threads invite inter-confessional rancor, and Catholic Caucus threads don’t allow even comparisons between confessions. So-called “ecumenical” threads are a rarity.
You are welcome to peruse my old threads (see profile) and ask anything you want. I’ll answer if and when I have time.
thanks :)
Your homepage is a good source of the Catholic point of view.