If said masses were running for elective office, I think it’d be well advised.
Well, Giuliani is closely linked to one of the priests in question, and it’s never become a major electoral impediment for him in the past…
His crossdressing was probably more damaging. 
Why should they have to be candidates for office before doing the very thing that they criticize Obama for not doing? After all, they aren’t criticizing him for not leaving as a presidential candidate. They are criticizing him for not leaving as a matter of basic human decency. And the reason it has come to light is because he is a presidential candidate.
I heard some talk today of Romney being considered for the Vice Presidential position with McCain. What? A member of a church which discriminates so blatantly against half of the population of our country?
Racial discrimination – bad. Gender discrimination – still tolerated.
Mormons discriminate in what way? Against women?
By the way, this race thing won’t die; talk about tangential but CNN ran with it:
http://www.cnn.com/2008/POLITICS/03/28/campus.obamaskit.ap/index.html