Britain’s biggest supermarket chain used data to gain an edge, but as rivals start to catch up, Michael Fahy looks at whether its growth prospects are worth buying into ...

So for the first time since the halcyon days of Garrymore back in 1976 — and the era of the Honda 50, Halls Pictorial Weekly, Bibi Baskin, Mattie Joe Connolly, Sally O’Brien and Green Shield stamps — ...