Who'd have thought it? The medievalists at Greenpeace have finally made a useful contribution to the energy debate by insisting Britain has two energy policies. They're right. As the ideological fault-line in the UK coalition government is increasingly laid bare by the in-fighting between (Conservative) Chancellor George Osborne's Treasury Department and (Lib Dem) Ed Davey's Department of Energy and Climate Change (DECC), the signs are that a new economic energy realism is also biting in Europe.