I guess this just kinda died out and nothing became of it huh? It's a shame but maybe it was just a boot too early. I was surprised that even Wikipeida only looked to do something about it as recently as 2018.
Wikimedia:Reading/Web/Projects/Mobile_Page_Issues
I'm hoping that after the implementation of UCP that the focus will then switch to portability and how to make a conststant browsing experience experience across both mobile and desktop platforms.