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Astra compressed 600Mb of audio into 20Kb

4 pointsby 2h agotwitter.com
2 comments
2h agoHN ↗

What did it actually compress ? What does the intermediate form actually hold ? Is the compression lossless or some approximation of the original ?

1h agoHN ↗

It didn't compress the data. It understood it is an artificial sound file, reverse engineered it, and then encoded the source if it instead of compressing the output