I’ve been spending a lot of time on trains lately. A lot. Might-as-well-just-install-a-bed level time. And I can work on trains a bit, but it’s admittedly a touch difficult to concentrate when the four-year old in the seat behind you is playing some kind of piano simulator on a tablet at high volume, and their dad is catching up on the football on his phone at equally high volume. So mostly I look out of the window when I can.

(Don’t judge me: that particular journey started at 6.30am with 4...