Newsflash: The world of Irish Dancing was recently thrown into turmoil after the discovery of a book entitled Irish Dancing: Part Two - What to do with your arms. The book was found in a locked box in the basement of Marsh's Library in Dublin, which contains many rare books and manuscripts. The librarian who made the discovery is on long-term compassionate leave. Ok, I have embellished an old joke, which woke me at 3 am one morning Why was it on...