Two important ways: first, they're happy to publish physical, analog books, which the movie industry no longer does. That allows institutions like libraries and used-book stores to exist. Second, they've never put a rootkit in their DRM.

Realistically analog books are harder to copy and distribute than digital books. Some authors won’t publish to kindle for that reason. (https://www.quora.com/Why-isnt-Cracking-the-Coding-Interview...)

The movie industry also creates physical disks that you can trade but they have had copy protection since the analog era.