But the bigger problem is contraction. The Ink Black Heart is a doorstopper – over 1,000 pages in paperback, or almost 33 hours if you prefer the audiobook. Here, it is condensed to just four ...

That question looms in the background of Strike: The Ink-Black Heart (BBC One, Monday 9pm), the latest adaptation of Rowling’s Cormoran Strike novels – published under the pen-name Robert ...