There are so many threads in this article, it's difficult to summarize. Brexit, immigration, changing tastes, robots displacing humans, history of food - name it, and it's probably in here. I feel odd that I don't eat sandwiches very often; apparently, I'm supposed to eat sandwiches all the time.
[ This year, Lunch! was all about proteins and vegetarianism. Giving up meat for a day or two a week, or going vegan for a bit – a millennial tendency known as “flexitarianism” – is a big deal in the food-to-go industry. ]