Prove that anyone said that.
Of course, you cant.
http://www.freerepublic.com/focus/bloggers/2117322/posts?page=229#229
http://www.freerepublic.com/focus/f-news/2401072/posts?page=161#161
I just read them and it sounds as though the meaning is if you go after Italian dual citizenship then you would not qualify as a NBC.
IOW if someone holds passports from two countries, they would not be a NBC.