Teletext systems expensive cost of NABTS decoders, costing in the thousands of dollars upon their release to the public. NABTS, however, was adopted for a short while by American TV networks NBC & CBS throughout the early-to-mid 80s, CBS using it for their short-lived ExtraVision teletext service, which premiered after the early Antiope & Ceefax trials by CBS & KNXT, and NBC, who had a NABTS-based service called NBC Teletext for a very short time in the mid-1980s. NBC discontinued their service in 1985 due to the cost of NABTS decoders not dropping to an affordable level for the consumer public. The
Teletext Ltd. findings, the service would cease broadcasting most of its services on analogue and digital television, with the exception of the commercial services broadcast on Freeview channels 101-107 such as Teletext Holidays and the firm's profitable travel websites in January 2010, with the switch off date subsequently brought forward to 14 December 2009 (Sky Digital) and 15 December 2009 (analogue TV, Freesat and Freeview). Teletext's news and information service were removed from: ITV, Channel 4 and Five on analogue TV; ITV and Channel 4 on Sky Digital; ITV, Channel 4 and channel 100 on Freeview; editorial on Teletext Extra on Freeview;