1. Legal pressure forces “scan‑and‑destroy”
“They are ‘forced’ to do this because that’s what they have to do to abide by copyright law.” — breezybottom
2. Most of the books are not truly rare
“These are like vanity‑press books; they’re rare only because nobody cares about them.” — tptacek
3. AI firms are actually preserving the content
“They are scanning them and preserving them digitally … as raw training data for future runs.” — erup
4. The backlash is driven more by anti‑AI sentiment than by genuine cultural loss
“The outraged people don’t care. They hate AI, and so anything surrounding AI that can be evil is evil.” — tptacek
These four themes capture the dominant viewpoints in the Hacker News thread.