Unfortunately it doesn't really work except in constrained cases. It's easy to c... | Hacker News

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sillysaurus3 on Oct 7, 2017 | parent | context | favorite | on: A scientist who spots fake videos

Unfortunately it doesn't really work except in constrained cases. It's easy to convert an image to PNG and back.

striking on Oct 7, 2017 [–]

What? The compression from the JPG and the ways the edits do not affect said compression is not undone by a simple conversion.

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