We’re on the verge of a new energy revolution. Except it’s the exact opposite of the one the “experts” at places like BP, the International Energy Agency and – ahem – the Guardian are predicting. For years we’ve been assured by politicians, energy industry specialists and green advocates that renewables such as wind and solar are getting more and more cost-competitive while dirty fossil fuels are so discredited and wrong and evil we’ll soon have to leave them in the ground. But to believe this you’d have to believe in a world where Donald Trump and Brexit hadn’t happened; where...