Agree with that on the whole, but what about an American/Indian/Korean fan who, at a young age, chose a "soccer" team shown on the tv. It happened to be Man Utd, then he follows them the rest of his life. Unfortunately because of the distance and the prohibitive costs he rarely getting a chance...
Away fans are the lads worth talking to, to be honest. Far too many tourists and day-trippers at the home games. Was guilty of this myself when I was working in London, I'd go to Fulham, or, when cheap/free tickets came my way, Spurs and Chelsea. I couldn't get to as many Newcastle games as I'd...