I walked past a bookshop, saw a book in the window, and this puzzle was the result! The title "Heart of Gold" is apparently a song by Neil Young. But it's also the name of the starship in Douglas Adam's classic book "The Hitchhiker's Guide to the Galaxy". This is the starship with an infinite improbability drive, which, when turned on, leads to all sorts of narrative improbabilities (including a bowl of petunias that says, "Oh no, not again!") Now, on with the meta puzzle, the answer to which is an 8-letter word. Answer & explanation:
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