I was at a meeting in a cafe when cars drove by coated with what looked suspiciously like hail. During the recently concluded World Youth Day, the radio stations reported that Africans and those who had come from similarly balmy climes sought refuge in hospital emergency rooms as temperatures hit 41F one evening. Forty one might not seem like much to someone in Montana, Maine or Canada but to guys whose concept of warm clothing is a tracksuit jacket it can get your attention.