Revealing the ＂Network Consumption Trap＂ Pirated Books Hiding in E-commerce

The "trap" we are going to reveal to you today is still related to online shopping. I believe many people will buy this thing through the Internet now, and it is a book. According to incomplete statistics, at present, 60% of books are sold through online channels, but after some books are bought online, people always feel something is wrong. What went wrong?