The worst thing you can do with threadworms like the one or two who've been stirring this thread is to stratch them. It's what they need to propagate.

Definitions about words like folk are handy for deciding how to arrange your record collection, and so forth, but it's a waste of energy to get too aerated about it.

It's not like there was a frontier between the different varieties and you had to get the right kind of passport or visa or pass through immigration control. But at times it almost feels like that with the threads here.