Have you ever been to Corstorphine? It's one of the poshest parts of Edinburgh True fact number 1: Trainspotting was mostly filmed in Glasgow because they couldn't find enough places in Edinburgh that reflected itself from the 1980's when the book was set. True fact number 2: I used to know Irvine Welsh. He was a ****ebag who couldn't punch his way out of a paper bag. True fact number 3: The Trainspotting reference is to the old train station that used to be at the bottom Leith Walk. It's now a Jobcentre where I used to work many years ago.