Disappointment with Linux Basics for Hackers Books

The author of the post mentions having purchased three different books from a specific author (otw), but later felt that the books did not meet their expectations in teaching useful cybersecurity skills. The author expresses their disappointment, noting that they had invested a significant amount of money. While the author uses the term "fraud" to describe their experience, the comments on the Reddit post provide a range of perspectives, offering more balanced views on the situation.