I'd say a PNG reader and a CSS grid system aren't quite comparable in scope and complexity. See my reply to the sister post. Also, bear in mind that "grid syste

I'd say a PNG reader and a CSS grid system aren't quite comparable in scope and complexity. See my reply to the sister post. Also, bear in mind that "grid system" doesn't always mean "float-based,12-column and 4 breakpoint based grid system".