WebP is a pretty "meh" format. The improvements it offers are, at best, very marginal. Given the large amount of work required for widespread adoption of new

WebP is a pretty "meh" format. The improvements it offers are, at best, very marginal. Given the large amount of work required for widespread adoption of new image formats, the effort would be better spent on better formats. [E.g. (and I'm no fan of MS) MS's new image format, JPEG XR†, which seems vastly superior to WebP in almost every way—it actually does have compelling new features.] † http://en.wikipedia.org/wiki/JPEG_XR http://en.wikipedia.org/wiki/JPEG_XR