The narrator of Tibor Fischer’s eighth novel, My Bags Are Big, is a walking anachronism. Dan is “an old school crypto geezer” who hails from south London and lives in Dubai, where he drives an old Citroën and wears a Mickey Mouse watch given to him by his father in the 1970s. He’s done well for himself – the bags of the title are a slang term for a cryptocurrency wallet – though it didn’t happen overnight. “Get rich quick? It was very much a get slightly comfortable slowly deal.” His adopted city, he tells us, is “a cross between Las Vegas, an airport departure lounge and a pirate bay”, and a magnet for low-status westerners looking to reinvent themselves: “Assistant masseurs at second division football clubs….