Retru, huh? (Picture: Getty/Myles Goode) Disaster films almost always start the same. A crowded supermarket; ping after ping as shoppers’ phones go off; screams. An asteroid, a tsunami, World War III, a rogue AI bot. Something – or someone – is coming. But whatever the disaster is, experts tell Metro it won’t be phones that people will ultimately rely on. It’ll be something a little more old-school. And it’s something the UK government wants Brits to have as part of its ‘Be Ready’ emergency preparedness campaign. ‘Crises can take many forms,’ Dr Colin Alexander, a senior lecturer in political communications...