Answer
The disappearance of Lam Wing-kee, a bookseller who had fled to Taiwan, is likely the work of government actors. Lam was a vocal critic of the Chinese government, and his disappearance has been linked to the ongoing crackdown on dissent in Hong Kong. Lam's disappearance is a reminder of the dangers that critics of the Chinese government face, and it underscores the importance of protecting freedom of speech and expression.