It was innovative for its time as it used digital audio.

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There are several games for the iPhone which use binaural audio.

The entire computer was used to create simple, recognizable tunes using digital audio.

In most cases, sites that use audio have not yet incorporated closed-captioning devices.

Various extreme metal bands have used audio from the film in sampling and as introductions to songs.

Triumph of Survival uses audio, too, and the problems there are more evident.

But using audio with too high a sampling rate/bits per sample can slow the recognition engine down.

There were some plans for a possible fourth season which would have used newly recorded audio, but this was shelved in June 2012.