I’ve not heard the term used that way—I’ve always understood it to indicate a multiple. But now that you’ve said it, the idea of -fold as “folding something in half” is interesting to think about!
I’ve not heard the term used that way—I’ve always understood it to indicate a multiple. But now that you’ve said it, the idea of -fold as “folding something in half” is interesting to think about!
I imagine folding too. But then we couldn’t ever achieve more than maybe a twelve-fold increase.