42 Scientific research, product development, product design, technical support services for operating system software, utility software, and application software for mobile telephones, wireless communication devices, personal digital assistants, electronic personal organizers, set-top boxes for receiving cable television signals, personal digital video and audio recorders featuring application software performing functions to include kernel, data management, communications, graphics, multimedia, security, application engines, messaging engine, browser engine, runtime environment and data synchronization; utility software for the design, development, modeling, simulation, compiling, debugging, verification, construction and interfacing of software