On this previous Sunday’s Final Week Tonight with John Oliver, the Most important Story was about… trains, which as readers of those pages know is one in all my favourite subjects. In equity, this wasn’t about all trains, however freight trains, and the dearth of security oversight that places the system at main threat. Being about trains, although, lends the present to some great humor via, particularly when bringing in Thomas the Tank Engine from the British kids’s present, Shining Time Station. Stick round to the tip…