At the digitaledge conference a while ago i was asked to speak about technologies of the future (2020 so not that future). one of the trends i spoke about was surfaces and how the variety of surfaces that we wil be able to use and have exposure to will dramatically change the experience and the meaning of location. different experiences will mean new media types and new business opportunities as we try to understand the new interaction models and what they mean.
the real beauty is leaving teh web behind and moving back into the net, where everything is connected and the web is seen as a component of the browser.
here are a couple of videos that speak to this change (interesting to note that most of this stuff is already working in one form or another):
Micorosft productivity vision
sixth sense computing part 1
sixth sense computing part 2