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- 7 - 3. CONTENT AND RANGE OF R&D R&D which is supposed to be commercialized covers all range of R&D fr om Scenario Design to Engine Production and Prototype Production. The brief conte nt regarding R&D are as following Senario Design■ MAP Design■ Room Design and Basic screen composition■ Graphic Design and Development■ Network Layer and Protocol composition■ Server Engine Production■ Client Engine Production■ Compression Library Production■ Room Description and Graphic Data Insertion■ Program Testing and Checking Operating Problems up on Super Highw ay ■ Network