9 Systems, apparatus and instruments for interactive television applications comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment; computer systems comprised of Personal computers, workstations, servers, and telecommunications and broadcast equipment, namely, modem ports; switches, routers, bitstreamers, firewalls and stream conversion equipment, and computer software for the input, selection, validation and formatting of interactive television content; .computer systems comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, and computer software for the insertion of content into interactive television applications and networks; systems comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, and computer software for project management, application management and return path management in interactive television applications; systems comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, and computer software for compliance testing in interactive television applications; computer systems comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls, stream conversion equipment, computers, computer hardware, computer software and computer peripheral devices for formatting, organizing, validating, broadcasting and delivering applications and/or content, for use with interactive television applications; computer systems comprised of Personal computers, workstations, servers, computer hardware, computer software, telecommunications and broadcasting apparatus and instruments, namely modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, all to enable two-way, real-time engagement between television viewers and interactive television content providers; telecommunication and broadcasting apparatus and instruments, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, for use with interactive television app. 1 icatipns; computer systems comprised of Personal computers, workstations, servers, telecommunications and broadcast equipment, namely, modem ports, switches, routers, I bitstreamers, firewalls and stream conversion equipment, and computer software to enable connection to interactive television applications, databases and the Internet; electronic publications, being downloadable from a computer database, the Internet or interactive television applications; television viewing guides, television game applications, television shopping applications, television voting applications, television messaging applications, television editorial applications, television promotions and advertising applications and television betting applications, all being downloadable from a computer database, the Internet or interactive television applications; computer systems comprised of Personal computers, workstations, servers and telecommunications and broadcast equipment, namely, modem ports, switches, routers, bitstreamers, firewalls and stream conversion equipment, and computer software to enable searching of data in the field of profiling and data mining for demographic, geo-demographic, consumer lifestyle and television usage information; apparatus and instruments for use in broadcasting, transmission, receiving, processing, reproducing, encoding and decoding digital and satellite signals, namely, bitstreamers and stream conversion equipment; computers, computer hardware, computer software and computer peripheral devices, namely, application servers, bitstreamers, routers, switches, firewalls and stream conversion equipment for use with interactive television applications; parts and fittings for all the aforesaid goods