A Sqn Ldr is quoted here as saying he can't remember the last time...
My word, they must recruit and promote them quickly nowadays....I almost wish I'd stayed in! I remember a few around the turn of the century, one very busy day in particular, and one occasion when the CO of one bunker hadn't been told by a certain other bunker of the intrusion into his airspace when they had been looking after it temporarily.....he looked a bit like this:
and this