Sometimes there is no electricity, so wooden "schyoty" is very useful. And can the presence of that thing be a sign of abnormality of a modern country? Or may be it is something about you?
I know how to use it, and if it needs, all can learn such a skill. It is very exact. If you can see them attentively, you can notice it has some lines with ten little things on each line. It's very simple thing, so it is ideal)