Aurora concept web browser UX demo
vimeo.com
vimeo.com
I didn't see anything in that video that was "way out there" either. With enough foresight and vision, something like that could be made with today's technology.
Yeah, we could argue back and forth about the feasibility of that specific UI. But without vision and exploration, we won't see the web evolve.
It look liked something hollywood would dream up-- not a competent UX designer.
Also, what's with the Wii background music and sound effects?
I'm happier when I have fewer, quieter things in front of me, not a constellation of shiny, floating gurgling choral singers.