My eldest was busy with his homework; English Comprehension. The piece he was reading was all about the invention of zips.
“Oh cool! Before 1893,” he read, “you used to have ties, laces and buttons.”
“That must have been awesome. So, like, when you were young there were no zips.”
He took one look at my face.
“Ok then when Granny was young…”
Just as well his Grandmother lives in Yorkshire!