Right now the most important thing in our flat on the top floor of the new block at the bottom of the Bingham compound is not my laptop, nor my quadcopter. Not even my Logitech Momo steering wheel for driving F1 cars on my laptop. No; it’s the fly swatter.

It could be argued that teaching 4 year olds increases the likelihood of surreal experiences. One morning this week I had more than my fair share.