It’s been a busy few weeks. But I think, overall, worthwhile. I will have some exciting news to share next week!

Gotcha. Sorry, no, this isn’t the song by Skrillex. These are the first weeknotes I’ve published of 2019, hopefully soon to be followed by my retrospective of 2018.

Monday night I flew back to the UK. The difference between the efficiency and cleanliness of Haneda airport and Heathrow is already very stark, but it has nothing on English trains: I walked into 40m of service disruptions on the...