NO!..and sometimes they are stealthy,talk the talk and then gradually start undermining, contradicting what they said they thought about a point last month..
You go back and say..hmm and then they go away and suddenly they come back and blast away at Bush or the conservatives or the war or whatever. Some do it as a form of entertainment,seeing how long they can play.
Sorry I didn't end with the < /sarcasm tag. > I though it obvious.