Picking out a single faulty microchip from a million, without any clue what the fault looks like, is a classic needle-in-a-haystack problem. A classical computer would test each chip one by one.
The ballroom fills with guests. Every new arrival is a request, and the dance steward's job is to find a suitable pair. Two people can be matched as soon as they're close, yielding an accurate pair, but what if a perfect partner arrives a minute later? Hesitate, and the waiters grow weary: some get bored, others lose patience.
Fall 1956. Kurt Gödel puts pen to paper, drafting a question for the dying John von Neumann: Can the satisfiability of a Boolean formula be checked faster than brute-force trial and error? The answer comes 69 years later, and it turns out to be the bite of the logical ouroboros, the mythical serpent that devours its own tail.
The serpent is born from randomness.