Messi has officially told Barcelona that he wishes to leave the club.“Announce Messi” immediately started trending on Twitter, as fans from pretty much every club in the world started getting their hopes up.But while we’d all like to see arguably the greatest player of all time play for the team we support, the cold hard finances of it all mean that it’s not going to happen for most of us.Only the richest of the rich, the one per cent of the one per cent can realistically afford Messi.