I don't mean to derail this thread, but I myself saw one the other day that took me by complete surprise. Without having to "draw" a
representation, let me see if I can 'type' out what it looked like:
O ooo ooo OOOO oooO OOO OOO OOOO OOO oOO O OOO OO
In other words, a very clean dotted line.
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