Time flies by, when you're writing on a train...

I've probably mentioned this before, but there's no place finer for writing than on a train. Now I know that some of you will be commuters, and will have torrid tales of there being no seats and of being squished up against faulty doors between Hither South and Yon Central, and all for the price of a gajillion pound season ticket, but I don't have to ride those kinda trains.

Most of my train travel is east-west across the middle of the country, on the train equivalent of the M62, the service...