Like many pupils, I’m as fond of science as I am of music, and even fonder of situations where the two connect – such as Rock Guitar in 11 Dimensions – one of the talks in this year’s Edinburgh Science Festival. This promises to be an introduction to Superstring Theory – which reminds me of one of the few science jokes I’ve heard:

A string theorist is confronted by his wife with a photograph of him leaving a hotel with a younger woman. He responds, “Darling, I can explain everything!”