When you get right down to it, the reason why particular cultural publications (including literature) attract discussion on the two sides of the Strait can only be understood on a case-by-case basis, with the factors for each volume being different.
說起來，包括文學類書籍，在兩岸引起討論的文化類圖書都只能是單一個案，一本本各有其時空因素。