likes / book
“One of my favorite books is Hooked by Nir Eyal and he talks about in the kind of engagement loop that your last step is investment.”
Evidence index / named items
Books, apps, and tools people actually name.
Compare how many distinct people recommended, used, liked, owned, built, or avoided the same item—then inspect every transcript excerpt behind the count.
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Explicitquote verified; attribution disclosed
book / evidence rows
Hooked
2 distinct people
likes / book
“I really like Hooked. That's a book that I know came out a few years ago, but I find that that model is just such an effective model for thinking about how to create products that are engaging.”