A debugging duck can be handy in so many ways. Here's mine on a journey through a nondeterministic finite automaton.
So it turned out that the bit I didn't understand also didn't exist yet
But most of what I'd read was marketing-infected and glossed over the awkward bit.
Only by explaining it to myself step by step did I managed to resist the misdirection and see the missing piece.
Writing that post saved me hours or days of confusion.



