But broccoli and cat food? I’m not sure the Spotification of data by supermarkets is really necessary. It works with streaming because it’s entertainment. You can explore genres similar to the ones you favour or you can put your headphones on and listen to your favourite tracks. But food?
I contacted a number of the shoppers who wrote to us about their food-buying emails and asked them if such things have made them any more loyal to the supermarkets behind them.
“I don’t think it’ll make any difference, to be honest,” says Doncaster’s big rosé drinker, Mr Cattrall. “We don’t shop [at M&S] any more frequently and I don’t think we spend any more money there. It was just an amusing thing.”