Tech companies have been failing to deal with child abuse images for years, and they still don't have a common standard for identifying illegal video content (New York Times)

New York Times:
Tech companies have been failing to deal with child abuse images for years, and they still don't have a common standard for identifying illegal video content  —  How PhotoDNA Works  —  The uploaded image — in this instance a photograph of Dr. Farid — is turned into a square and colors are removed …

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