interaction beyond the formal interface
talking about interaction design through things like "center of gravity" and "range of distribution" (where on your person you carry things, and how far personal effects stray from you):
Jan Chipchase - Future Perfect: Center of Gravity Archives. especially: "
When an object can be any shape or size what shape or size should it be?" and some
presentations. via
a bit of ethan zuckerman's TED coverage, I think.