The Hitachi Magic Wand has long been loved by women in America and Japan. And what’s not to love? It’s sold in department stores. It accelerates from naught to ‘kindly pass me a post-orgasm cigarette’ in less than three minutes. And best of all, if someone (your Mum. The cleaning lady. A wayward, nosy party guest.) stumbles upon it in your sock drawer, you can feign innocence and claim that your ...