[ASalazarMX]

If JPEG compression is the only evident flaw, this kind of reinforces my point, as most of these images will end up shared as processed JPEG/WebP on social media.

[gloosx]

You didn't get it. The image contains ALL compression artifacts from different algorithms mashed up in a single picture, the JPEG is just prevalent.

[ASalazarMX]

Oh, I see. There's still room for reliable detection then.