To speak tongue-in-cheek is to say, “Na Baba kill Dele Giwa.” But to speak matter-of-factly is to say, “Dele Giwa was killed in his ‘gida’”. ‘Gida’ is a Hausa word for house. If you like, add ‘gida’ to Baba, na you sabi. It was a Sunday morning, almost 38 years ago, when a faceless porter