@DavidRobjant If the journey's already 8 hours or more, there's less value in adding hours, and you need to recognise that from London to Holyhead is relatively quick. It's unlikely that there'd be much uptake from there whereas joining points across East Anglia would be valuable.
🐦🔗: https://n.respublicae.eu/catherinerowett/status/1650446823482351618