Hello, Pika. This is the instructor. First of all, thank you so much for taking the <React Master Class: Part 1 - Rendering Essentials and Design Through Missions> course and for leaving such a precious review. The thoughtful feedback you provided gives me great strength. I am truly impressed by your attitude of finding new learnings in areas you thought you already knew well and seeking to supplement your own shortcomings. As a solid foundation in the "essentials of rendering" provides the power to solve complex practical problems, I sincerely hope this lecture has served as a firm stepping stone for your growth. 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 after checking. Inquiry Email: jeony0535@naver.com Thank you once again for taking the time to leave such warm words. I am sincerely rooting for your growth :D