Yes because a vote-kick system won't get abused at all. If you want to really see griefers then give them even more tools to play their "games" with.

The random group nature of the DF needs to come with a warning of "use at own risk" because your agreeing to whoever you get in your group.
Don't whine if they want to watch cutscenes or are new to that particular dungeon because you chose not to join a FC and do content with them. Or I don't know actually talk to people on your server and form some groups where you get to know the people there and their capabilities. Remember MMO doesn't stand for Me, Me Only.