June 4, 2010

Digital degradation

This is what happens to a video after it has been uploaded, downloaded and re-uploaded to YouTube 1,000 times. Straight copying of digital data is (mostly) lossless -- it's compression and conversion that creates this sort of nastiness. Some of this degradation is noticeable even after only one generation (MP3s as an example).

This is what the original looks like:

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