Today, when I was driving from Seattle to Vancouver, my friend and I were driving across Canada from the United States, and we were unexpectedly asked a lot of questions by a serious and expressionless border inspector: How long have you been in Canada? Why are you here? Where do you live? (Live at the owner of the sofa?! Have you met before?) Where do you two live in the US? Drive all the way from California? In the United States…