“…Sawang, Sun, and Salim (2014) support this argumentation and stress that social norms play a crucial role in computer-based environments. These additional sources could not only be based on achievement but also on schoolmates' ICT-related skills or even mere ICT availability as references for peer norms (Chu & Chu, 2010;Kim et al, 2014;Light, Littleton, Bale, Joiner, & Messer, 2000;Terzis & Economides, 2011). In this context, comparative research on ICT literacy points out the problem of the "digital divide", which fosters social comparisons due to inequalities in ICT availability and use (Hohlfeld, Ritzhaupt, Barron, & Kemker, 2008;Li & Ranieri, 2013).…”