Kwak Gye-dal, a former professor at Hangyang University, became a professor at the age of 32 in 1981, when Korea was a wasteland of semiconductors and shared the history of semiconductors in Korea. He is a living witness of the Korean semiconductor industry, who spent his own money purchasing semiconductor equipment and teaching students by writing semiconductor textbooks. Hear behind-the-scenes stories of Korean semiconductor history and the semiconductor war between Samsung Electronics and TSMC from Professor Kwak. As an added bonus, listen to the technology that allows you to live as young even when you are old.