BBC Two until 23 October 2012, via the Ceefax teletext service. The BBC also offers audio description on some popular programmes for visually impaired-viewers as well as sign language interpretation on some of its programmes for deaf and hard-of-hearing viewers. The percentage of the BBC's total television output with audio description available is 10%, having been increased from 8% in 2008. Originally, programmes from BBC Two were shown in high definition on the dedicated BBC HD channel, alongside programmes from BBC Three and BBC Four, as well as some select series from CBBC and CBeebies. However, in plans outlined by the director
ORACLE (teletext) to the highest bidder. ORACLE successfully campaigned for the creation of a franchise for the teletext service on ITV and Channel 4, only to find themselves outbid by Teletext Ltd., a consortium originally comprising Associated Newspapers, Koninklijke Philips Electronics N.V. and Media Ventures International, who started broadcasting at midnight on New Year's Day 1993. At various times of the day, ORACLE pages were broadcast in vision, albeit mostly on Channel 4, although occasionally pages were shown during the night on ITV. Shown between 1983 and January 1997, 4-Tel on View was a magazine featuring previews of the day’s Channel 4’s