It's the same answer she's given time after time, to the point where by now it's automatic. "Nails," she says, feeling that, too, might make sense to Simon in a way it hasn't across other cultural divides. She glances down to the paper, really dreading the last question on the list. There was no way not to sound a fool in front of someone who knew the reality.

Please let us be interrupted before then!

"Which one is most useful to you?"