All cases are voluntarily reported, and many more are likely to go unrecorded, sometimes because librarians have been threatened with dismissal if they sound the alarm.

所有这些投诉案件都是当事人自愿报道的，还有更多人可能不愿被记录下来。有时图书馆工作人员因受到解雇威胁而不敢发出警告。