$WCT The acronym #WCT can refer to several concepts, from the WIPO Copyright Treaty, a key international agreement to protect the rights of creators in the digital age, to the World Championship Tour of surfing, a professional league for the sport. It can also mean "Web Conversion Tracking" in digital marketing, monitoring online user actions. Additionally, it is the name of a type of polyester fabric commonly used in sportswear, derived from the now-defunct competition "World Championship Tennis." The ambiguity of the term highlights the importance of context when interpreting the acronym $WCT