Showing the old engine as a graph that plummets, and the new one as one that doesnt, or the one that plots "frustration" against "features & complexity", is just utterly meaningless to me. Maybe this appeals to the small part of the community that gets excited for quirky and cool posts by big corps, but I only see about 5 paragraphs of info here.
Basically RenderingNG will more reliable and better and better and more reliable, and thats neat, I just wish they didnt waste so much of the reader's time.