What is the virus that's disrupting the Lunar New Year celebrations? Doctors are worried because we know so little about it. Also in this edition: the outside world starts to take an interest in Libya - maybe; what the charges against Isabel dos Santos mean for Angola and the world; Britain and the US edge towards a trade and tariff battle over tech taxes; and in the week that Terry Jones died we ask: why does Monty Python live on? (Picture: a deserted Tianhe airport in Wuhan Credit: AFP/Getty)