A late family friend named Martin, whom I once asked what he thought of a mutual acquaintance said: “I don’t know; I haven’t formed an opinion yet.” How long had he known this person? Twenty years. Well, almost ten years after the UK voted to leave the EU, I find I still haven’t really formed a strong opinion about the impact that Brexit has had. It’s not that I haven’t thought about it. It’s that a couple of other things