GlobalTV uses machine translation of the closed captioning text to produce subtitles in Spanish, French, German, English, Portuguese or Italian.

CNN: Speech tech comes to TV, handhelds

Matrox PC-VCR 2.0, the included software used for TV recording, includes the capability to search for specific video using keywords in closed-captioning, as well as create text transcripts of shows.

CNN: New graphics card mimics VCR

They analyzed the full text of words said in shows like CNN Headline News by using the closed-caption transcripts.

FORBES: co-founder Sergey Brin