"The Trial of Metal" is an exciting science fiction book written in the cyberpunk genre. The author of the book, having revealed the complexity of technologies and moral dilemmas placed in the very essence of existence, opens a new reality to us. The main character is a resourceful hacker who finds himself in a tragic event that will turn his world upside down. Delving deeper into virtual realities and fighting the system, he faces his inner demons and the choice between reality and illusion. Will he be able to find a way out of this closed circle of events? "Testing Metal" is a book that provokes thinking about the future of technology and values that remain important in any reality.