Sometimes, thankfully there is such a thing as a free lunch. Having cycled to the station to catch the 12.48 to London, I’d been hoping to grab a sarnie on the train. But no sooner had I stepped on board than I heard the familiar words of doom: “Would all passengers please disembark, as this service has been cancelled due to …” With no other trains for at least two hours, I wandered away crestfallen and hungry.