"The things Sterling said were, he thought, being said in private to a person with whom he had a personal relationship," he writes. "He did not know he was being recorded. It was not his intention to say them for public consumption. But they were leaked, and he is now being banned for the things he said - he thought - in private."

So what, I asked, was the best possible outcome?

Glinda is a beautiful, spoilt blonde airhead, popular with everyone, almost always getting her own way, and inclined to stamp her feet when she doesn't. Elphaba in contrast, is an outcast, because she was born with green skin, distrusted and mocked by everyone except her crippled sister. Needless to say the pair become deadly rivals before they discover that they are actually bosom buddies, and the account of fickle girly relationships is told with wit and panache.

But what it doesn't do is make the case an organisation called the Campaign To Protect Rural England should be making which is that wind farms - not least because they don't work and are entirely unnecessary - should not be put up on the England landscape full stop.

By 2022, biofuels will account for 25% of gas sold at the pump, as the US fuel mix must include 36 billion gallons of ethanol and other biofuels, up from 14 billion gallons in 2011.