Hello, Mango. This is the instructor. First of all, thank you very much for taking the course <Everything About Structure Exploration and Manipulation - [DOM Mastery Part 1]> and for leaving a review with such detailed feedback. The valuable opinions you shared are a great source of strength and a foundation for creating better lectures. Along with your compliment that the explanations were detailed and helpful, I sincerely apologize for the confusion caused during your studies due to the inconsistency in the pronunciation of terms. Thanks to your feedback pointing out the lack of attention to detail during the production process, I was able to recognize these issues. In future course updates or when creating new content, I will pay extra attention to the consistency of terminology and voice to ensure there is no inconvenience in your learning experience. To support your passionate learning, I would like to offer you a small benefit. If there are any additional courses in our curriculum that you wish to take, please feel free to contact me at the email address below. I will send you a discount coupon immediately upon confirmation. Contact Email: jeony0535@naver.com Thank you once again for taking the time to leave such warm words and helpful feedback. I am sincerely rooting for your growth :D