Hiding car keys in the microwave doesn’t always work (AA chief reveals his microwave tip to foil tech-savvy car thieves, 5 August). My father did this until my mother heated milk for coffee without first checking that the microwave was empty. The key fob was destroyed and the microwave badly damaged.
David Sinclair
Edinburgh
• “Where are all the economists?” asks your columnist Simon Jenkins (8 August). The vast majority have possibly given up in despair over Brexit. If the lunatics take over the asylum, what’s the point in having doctors?
Alan Fairs
Bewdley, Worcestershire
