Inside the Amazon swamp: how fakes and frauds engulfed the world’s biggest bookshop https://archive.ph/X1P5v
> "The academic Martin Kleppmann...recently discovered that fake copies of his 2017 book Designing Data-Intensive Applications were widely available. “I only discovered [it was going on] because of the number of reviews from genuine readers that started appearing, complaining about poor print [quality] and missing pages,” he says.