In a way, the sheer ordinariness of it all seems like a crime. The death of a person is always a difficult thing, but the death of an artist can sometimes imbue a life with near mythic qualities. So when HR Giger fell down the stairs in his home in Zurich and subsequently died from his injuries, it feels as though the man was cheated of the gruesome, yet appropriate demise many of his admirers may have imagined he’d have preferred.Giger was always a strange fit for our world. A fine artist who scored his greatest success with a sci-fi…