For the purposes of not naming names, the following theory discusses a hypothetical supermarket chain. Let us call it, 'Tesbury's'.

It's often said that stores like Tesbury's want to control the provision of everything from Custard Creams, to Car Insurance to DNA and the human soul... and keep quite a nice display of fresh fish with ice underneath it on a table.

But why would Tesbury's want to strive for world domination? Why, when we can do it for them? We've already made a start. We all do our bit taking the strain off the checkout operators by learning how to struggle with the self-service tills (see 'Love Eggs and Self-Service', August 2011)... (Continued at www.tinybangtheories.com.)