It’s not difficult to understand the appeal of intricate artificial worlds in works of fiction. They don’t just give us a new narrative to digest, but an entirely new universe with its own logic, laws and rules, and we – the audience – are invited to become participants. But should great works of fiction demand more from readers and viewers than merely assisting in worldbuilding? Incisively written by the US blogger Evan Puschak (also known as The Nerdwriter), The Perils of Worldbulding is a shrewd take on the appeal of imagined worlds, and their potential pitfalls.