Indeed. On this very topic, here’s a prime example.
http://www.freerepublic.com/focus/f-religion/1971592/posts?page=249#249
That was an excellent example of what I have been talking about...what you referenced me to, the matter of the ‘rock’, was interesting...I knew about the Catholic perspective and the Protestant perspective, but did not know a thing about the Mormon perspective on this, so this post was informative...thanks...