The authors of the books didn't get anything because this article is an April fools joke ("Update: April fools" at the bottom). Hypothetically if it were a rea

The authors of the books didn't get anything because this article is an April fools joke ("Update: April fools" at the bottom). Hypothetically if it were a real scheme, it doesn't seem like it'd displace a sale given the summaries are only for books the library has already bought.