<p>Everyone had heard of Carla Steel, the local born singer-songwriter who had achieved world-wide acclaim, but I had no idea that it was her aged father, called Tom, who had moved back to live in my home town of Merthyr. And what nobody but the old man knew was why it was that he had chosen to buy the house that backed on to the Seven Arches viaduct, and next-door to a woman called Anne, whom I had been to school with when we both lived down the...