Agree. They could just add color palettes to their PNG files. The files could essentially stay the same. See: [1] Their use of PNG files for photographs does n

Agree. They could just add color palettes to their PNG files. The files could essentially stay the same. See: [1] Their use of PNG files for photographs does not make sense anyway, though. If they used 1-component JPEG files (greyscale or possibly including a custom color profile to achieve the tinted effect), they could achieve similar file sizes with greatly enhanced image quality. [1]: https://www.w3.org/TR/2003/REC-PNG-20031110/#4Concepts.Indexing https://www.w3.org/TR/2003/REC-PNG-20031110/#4Concepts.Index...