Ten walking-minutes from where I live in Oslo, Norway, there's a large pool that opened at the start of this year. I love this pool; I waited many years for it to re-open after it was demolished for subsequent reconstruction. Yet if I could wave a magic money-back wand and make this pool disappear right now - robbing thousands of people, families and smiling kids of their joyful exercise and community - I would. My fellow locals would surely accuse me of abusing my wizarding powers, but a few...