Sightline

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Sintel — three minutes of the film The film itself, where there is a story to follow — the clip above is only its trailer. 24 descriptions.
Duck and Cover — 1951 civil defence film Narrated almost end to end, so there is barely room to speak. The hard case: 11 descriptions in the gaps that exist.
Can you hear what the machine hears? Nineteen clips, scored in your browser. Is the difference this software hears audible to you?
The code, and how it was built What two blind reviewers changed, and where this approach stops working.