Although paperbacks are a much-loved aspect of the literary world, they are not really intended to last the decades the way that hardcover books are. Beyond the typical ravaged covers, paperbacks also tend to suffer from a warped spine, where the formally flat spine gets a definite inwards curve due to the ravages of moisture, temperature, failing glue and the passing of time in general. If this bothers you, then [Book Care Studio] shows a simple technique using which these spines can be flattened again.
All that you need for this approach are two cutting boards and two clamps to provide some clamping force on the book, along with a heat gun and some patience.
The book is clamped between the two boards with the spine sticking out. By putting said spine flat on e.g. a table and pushing on the opposite side while alternatingly briefly releasing the clamps, the spine can be forced into a flatter state. Without forcing this and then flipping the paperback sandwich around to heat the spine with the heat gun, the glue of the binding in the spine can then be softened sufficiently that a few of these push-heat cycles should be enough to straighten the spine.
Other than rebinding the book as for example public libraries are wont to do with a hardcover conversion of flimsy paperbacks, this simple approach should clean up a ratty-looking paperback collection. While one can definitely argue that half the charm of old paperbacks are the wrinkles, curves and intense smell of acidifying paper, it’s always good to have options like this at one’s disposal.

That is a really weird hack. It took many reads to get the book into that perfect shape for reading – something the print shop was incapable of creating – so why would you reverse that?
For some humans it is satisfying to increase the order in the world, fighting against the chaos that will inevitably engulf anything left unchecked.
Restore, re-align, repair, and extend the lifetime.
So this hack is not about the joy of reading; it is about the joy of repairing. The hacker can be both a reader and an order-restorer, living is not a binary experience.
I’ll envision a follow up project, where the exact opposite will be possible.
This may catch on and huger machines will be created where every new book that is being made will be preformed into the perfect shape for the perfect reading experience.
The future looks bright…
If your bookshelves are full, they are pressed flat by default.
In the unlikely scenario that an excuse to buy more books was required.
Impeccable logic, I say.
in the formal logic sense?
This is a fluke of word combinations that then semi allows me to segue into: I think you mean “formerly flat” not “formally flat”
This is the way.
I have a paperback library of over 1k of books. Quite a few have warped spines like the one shown, so I may have to try this in the future.
Think about it carefully before you do, this might look nice on the shelf, but when reading, the warp is generally ergonomically helpful, and will reoccur quickly anyway. I’d also expect heating the glue to melting point could age it prematurely.
if i’m not mistaken, i think most books are bound with PVA..aka roughly elmer’s. as an adult, i have really been surprised by the wonderful qualities of this glue