“…Its analysis was first presented by several authors, including Rafaeli (1988). Since that time, the concept of interactivity has not once been investigated in the contexts of sociology, communication science, and psychology (Chung & Zhao, 2004;Sohn & Lee, 2005), nor discussed in the context of the flow experience in cyberspace (Chen et al, 1999;Finneran & Zhang, 2005;Liao, 2006;Nakatsu, Rauterberg, & Vorderer, 2005;Novak & Hoffman, 1997;Novak et al, 2000). The two terms, presence and interactivity, are probably the best terms to characterize the specifics of flow experienced in cyberspace environments.…”