I love the idea (I use FFox with vimperator as my browser of choice), but the OS-X install instructions are too cumbersome at the moment.
Any relation to qute?
What's the status of QtWebKit now? It was removed from WebKit trunk about a year ago...
Instead of w3-mode, I always thought someone should combine Emacs with a web layout engine.
Trying to use it right now, it works quite well for what I expected! I'm especially impressed by Youtube, the keyboard navigation even works in the player (which defaults to html5)!
It is a bit hard to stay motivated to use this, like I had when starting to use vim and dvorak, but it certainly has potential.