Food for thought
https://www.theguardian.com/rdg-epic-rail-journeys/2019/aug/12/avoid-eggs-respect-the-quiet-coach-and-dont-be-weird-the-unwritten-rules-of-train-travel?utm_source=pdscl&utm_medium=sfbk&utm_campaign=Glabs_RDG_070819&CMP_TU=mawns&CMP_BUNIT=labs&fbclid=IwAR14KClK_mCkKswnG1NWn1sxsUVIUQ7NYtOFr41EPbqNnm5uqmqpz1joKlU