The proposed four barriers are difficult setup procedures, the psychological barrier preventing newcomers from joining in games, the unpleasantness of receiving abuse from other players, and the cost barrier. The company's proposed online strategy at this point was called "simple, safe, free". Nintendo believed that the online platform's success directly propelled the commercial success of the entire Nintendo DS platform. Nintendo Wi-Fi Connection then served as part of the basis of what would become the Wii.

Nintendo Wi-Fi Connection architecture