“…Virtual environments have been around for only about fifteen years, DIS being one of the first to be standardized in 1993 (Macedonia, Zyda, Pratt, Brutzman & Barham, 1995). Even though room-and space-based approaches are often thought to enhance usability (Greenberg & Roseman, 2003. Haake, Schümmer, Haake, Bourimi & Landgraf, 2004Cikic, Jeschke, Ludwig & Sinha, 2007), virtual environments have not yet found wide recognition and circulation.…”