People either seek no-frills value or they want premium quality and choice in a nice environment. Yesterday he expanded further. That is no longer true. Carling has been trying to get its price above 63p a can. Personally I think this polarisation has to do with changing lifestyles.
Many people have to count the pennies more than they did and seek out bargains.
But a sizeable minority is working longer hours than ever, often very stressfully. They have no time to chase cheap prices. They do have the money to buy a superior experience, however. Some people have always sought the cheapest goods. Others have always starved to afford designer labels or to shop in classy surroundings.