The Aldi effect: how one discount supermarket transformed the way Britain shops

10:00pm PST - March 4th, 2019    daily search trends - The Guardian (AU)

When Aldi arrived in Britain, Tesco and Sainsbury’s were sure they had nothing to worry about. Three decades later, they know better. By Xan Rice On a Thursday morning in April 1990, in the suburb of Stechford in Birmingham, a strange grocery chain started tr…