KeyChamp is a text and self-contained software program designed to develop students" keyboarding speed in the shortest time possible. Speed is maximized by the unique technique analysis for two-stroke key combinations (digraphs) during timed writings. An advanced solution that develops rapid speed building without sacrificing accuracy. Это и многое другое вы найдете в книге Keychamp: Individual User (Walter M. Sharp, Anthony A. Olinzock, Otto Santos)