In a recent Guardian Blind Date, the two hapless souls ate at the Sanderson Hotel in London, which reminded me of a mortifying, excruciating experience I'd had there years ago. I didn't have time to go into it then, as I was working on my next book, but now I do, so here is the sorry tale. The Sanderson Hotel is in Berners Street, London, and enjoyed a period of huge popularity upon opening in 2000, when it became the go-to haunt for the era’s expensive handbag and watch-sporting celebs...