I'm Really Worried I Have Upset My...
Family & Relationships0 min ago
No best answer has yet been selected by RCP. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.I'm a grandfather and I've certainly never heard of the usage until today.
That at least makes some kind of sense, though - as I said - I was never aware of any such code myself. That's not to say it wasn't common in certain places.