BBC Television Ceefax, the first teletext service, launched on 23 September 1974. This service allowed BBC viewers to view textual information such as the latest news on their television. CEEFAX did not make a full transition to digital television, instead being gradually replaced by the new interactive BBCi service before being fully closed down on 22 October 2012. In March 2003 the BBC announced that from the end of May 2003 (subsequently deferred to 14 July) it intended to transmit all eight of its domestic television channels (including the 15 regional variations of BBC 1) unencrypted from the Astra 2D satellite. This
Teletext of decoder circuitry is sometimes marked on televisions as CCT (Computer-Controlled Teletext), or ECCT (Enhanced Computer-Controlled Teletext). Besides the hardware implementations, it's also possible to decode teletext using a PC and video capture or DVB board. Adoption in the United States was hampered due to a lack of a single teletext standard and consumer resistance to the high initial price of teletext decoders. Throughout the period of analog broadcasting, teletext or other similar technologies in the US were practically non-existent, with the only technologies resembling such existing in the country being closed captioning, TV Guide On Screen, and Extended Data