As a general rule of thumb if you come upon a 1 on 1 it is always good to ask on country if that person would like help in the fight before just jumping in ah la MA style.
From this thread. Post number two. The new guy would assume the imaginary rules aren't so imaginary.
I only reply.
And, yes, I am obsessed with it.
When folks stop posting rules, I'll stop replying to the posts.