Audio

Recording -
 * oral language
 * music and singing
 * sounds of the environment
 * oral history/surveys

Audacity - [] Podcasts Speech-to-text conversion - Dragon Naturally Speaking is effective with training, a powerful computer, a compatible recorder and a good microphone.

Converting information into audio performance requires synthesis.

Content delivery and assessment for aural learners - provide podcasts and audio recordings available on the web as substitute for text.

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