His picture is a generated picture so it contains none of the original pixels
Which is so obviously stupid I shouldn't have to even point it out, but by that logic I could just take any image and lighten/darken every pixel by one unit and get a completely new image with zero pixels corresponding to the original.
That's about 800 characters, though. X the everything app has helpfully made it easier to ignore bluechecks by allowing them to make their posts tl;dr and saving me the trouble of accidentally reading them.