Lin Cheng-ho, a doctoral student in information science at Tsing Hua University and the creator of the "Windy Bridge" BBS there, uses the metaphor "a big tree has dead wood" to describe the negative side of campus computer networks.
清大「風橋驛站」創站人、資訊科學研究所博士班學生林政和，以「樹大也有枯枝」形容校園網路發生的負面事件。