Budget kite-flying: Spat - or looming civil war?

Coalition concerns that they'll soon be fishing for the same votes are boiling over, with FF taking umbrage at a very, very early FG kite. High expectations of a giveaway have guaranteed Michael McGrath's maiden budget will be a serious headache. He vows he won't be bullied. And a fifth FG TD won't run again; is all the fun gone out of politics?