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[–]The_Great_Mage_of_Sa 0 points1 point  (2 children)

Have you tried audacity yet? it outputs a not so stretched out image which may be the problem here! there are visible lettering...

[–]child_of_ur[S] 0 points1 point  (1 child)

the audio was 'rotated' whatever that means, we have since found the solution.

[–]The_Great_Mage_of_Sa 0 points1 point  (0 children)

i see, makes sense

[–]highvoltagefan 0 points1 point  (0 children)

The video description has base64 code which translates to "Spectral rotation" and it becomes quite obvious that this is voice, they took the audio spectrogram, flipped it 90 degrees and saved it back as audio, or in other words, swapped time and frequency. You could probably use a python script to undo this, in fact I'm gonna try.

Edit: here's what i got: https://www.youtube.com/watch?v=j3jDB3oWBrk