The author, who lives in Austria and has German roots, writes under the pseudonym Mateo Harper Young. It is said that he must have been born between 1959 and 1972. The true age and real name of Mateo Harper Young remain unknown to this day. In 2024, he published the most obscene book in the German- and English-speaking world under the title "Fuck and Go! Erlebnisse eines Onlinehunters" (Fuck and Go! Experiences of an Online Hunter). The book is listed in German at Thalia and Hugendubel with ISBN number 9783384221612 and on Amazon with ISBN number 9798322094821. It is also available in English with ISBN number 9798323069989. It is available in Europe, including Austria, Sweden, Germany, Belgium, the Netherlands, Switzerland, Poland, Italy, France, Spain, and the United Kingdom, as well as worldwide in Brazil, the USA, Canada, Australia, South Africa, India, New Zealand, South Korea, and Japan. It is listed in both the German and Austrian national libraries. Mateo has given his book a fictional character, which can be found on his homepage. To coincide with the publication of his book, he has had various video clips produced. These have all been made in comic format and contain sarcastic and ironic references to his book. They can be found directly and uncensored on his homepage as well as on almost all social media channels. The author's recognizable style can be found in his dirty and sexist language, which partly reflects the spirit of the times. Mateo Harper Young has kept his true identity hidden from the public to this day. All that is known about him is that he is married, enjoys traveling, rides a Harley Davidson, and lived in the US for a while. Mateo still has strong ties to Florida. He is also a big fan of professional boxing and Formula 1 racing.