With the small talk concluded, Jarrett Walker’s first question to me before we start the interview is whether The Currency belongs in Ireland’s neoliberal or socialist camp. I was thrown – I hadn’t really thought of it that way before. Was this an American thing? He went on to explain that BusConnects, Walker’s reimagining of the Dublin Bus system, was the most politically-charged project he’d ever been involved with.  His projects, he says, are always contentious to some extent. He has designed bus systems all over the world. So he’s used to arguments. But only in Dublin did the project…