WebP: A new image format for the Web (developers.google.com)

I really wish - or anything better than JPG - would get some traction. I know that JPG is good enough for most uses, but considering how many JPG files exist in the world and how much bandwidth it takes to move them around, a 30% improvement in size would make a pretty big absolute difference, and as more HiDPI/'retina' images pop up, the difference should be even bigger.

Ah, here we go again with another off the wall format from google...