This was a superb, un-putdownable work attempting to answer that old chestnut: what of the life unlived, the path unchosen?

Even though our lead is a genius, I never felt over my head - perhaps because he's taken the family path in favour of becoming something of a driven puritan, but more likely because Crouch can write clever characters without losing their warmth and Humanity. This is another of those works that attempts to plebify quantum entanglement and the theory of the multiverse. And you know what? It does it very, very well indeed.