Amazon started out as an online book seller , now they sell almost everything , but the one thing you can't seem to buy from them . . . is books !
You know that famous saying, "Your mileage may vary" ...
My all time order history from them is probably 78% books, 15% hobby and craft supplies, 5% pet supplies, 2% health products.
Even with my low income I've ordered 15 books from them this year, with 2 of them yet to be released, meaning 13 received.
And for example, 23 books ordered and received in 2019 when my income to expenses ration was markedly better.
And not a one of them was a popular novel.
They were books like:
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Maps of the Imagination: The Writer as Cartographer Paperback – Illustrated, August 28, 2007
by Peter Turchi (Author)
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When China Ruled the Seas: The Treasure Fleet of the Dragon Throne, 1405-1433 Revised ed. Edition
by Louise Levathes (Author)
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Beyond the Solar System Hardcover – September 29, 1964
by Willy Ley (Author)
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Space Stations: The Art, Science, and Reality of Working in Space Hardcover – Illustrated, October 30, 2018
by Gary Kitmacher (Author), Ron Miller (Author), Robert Pearlman (Author), Nicole Stott (Foreword)
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American Secret Projects: Fighters, Bombers, and Attack Aircraft, 1937-1945 Hardcover – April 7, 2016
by Tony Buttler (Author), Alan Griffith (Author)
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Tony Buttler ... hmm ... I'd swear I've heard that name somewhere recently ...