1. All that stuff we used to say about 'PC gone mad' - suspend that for the moment.
2. All terms like '*loony* left' remain really, really, really funny. We don't want to be ruled by 'PC gone mad'.
3. We're really pleased that Livingstone has made a faux pas. Don't worry about consistency about language.
4. Carry on with terms like '*loony* left'. No one will pull us up for that one.
5. Carry on.